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【单选题】
血液中免疫球蛋白在围产期向奶牛初乳中大量转移的机制主要是通过
A.
简单扩散
B.
易化扩散
C.
主动转运
D.
内吞
E.
外排
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参考答案：
举一反三
【单选题】下列说法中 , 不正确的是 ( )
A.
一个 java 源程序编译通过后 ， 得到的结果文件数也只有一个 。
B.
一个 java 源程序经过编译后 ， 得到的文件的扩展名一定是 .class。
C.
一个 java 源程序只能有一个 public class 类定义 ， 且源文件的名字与 public class 的类名相同 ， 扩展名必须是 .java。
D.
一个 java 源程序 可以包含多个 class 类 。
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【单选题】听力原文：W: Hi, Tom! M: Judy. I haven't seen you in weeks. Where have you been? W: In Florida. M: What vacationing! While the rest of us studying on the campus in February cold? W: Not exactly. I spent mo...
A.
She had her vacation there.
B.
She took a diving course there.
C.
She was there on a field trip.
D.
She visited a marine exhibition.
查看完整题目与答案
【单选题】How will the man enter Ashley's office?
A.
He will use a key to open the door.
B.
He will get Ashley's key from the woman.
C.
He will ask the department's secretary for help.
D.
He will force the lock with a hammer.
查看完整题目与答案
【单选题】Don’t________the window. It’s ________outside.
A.
opening; wind
B.
open; windy
C.
opens; wind
D.
to open; windy
查看完整题目与答案
【单选题】听力原文：W: Hi, Tom. M: Judy, I haven't seen you in weeks. Where have you been? W: In Florida. M: What, vacationing while the rest of us have been studying on campus in the February cold. W: Not exactly, ...
A.
Sightseeing.
B.
Taking photographs.
C.
Enjoying sunshine.
D.
Diving.
查看完整题目与答案
【单选题】Kate didn't come yesterday, or you ________ her. [     ]
A.
might have seen
B.
were to see
C.
had seen
D.
would see
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【单选题】听力原文：M：Are women ever seen in the media to be superior to men? W：Very rarely, in fact．And when they are seen to be better, or faster，or stronger than men they are also seen to be a freak(反常的；稀罕的)．You ...
A.
Because women are superior in real life.
B.
Because men want to keep their image.
C.
Because women can't be better than men.
D.
Because nobody believes women's power.
查看完整题目与答案
【单选题】The buyer shall open wi th a bank ________ is accepted by the seller an irrevocable L/C.
A.
what
B.
this
C.
where
D.
which
查看完整题目与答案
【单选题】下列说法中,不正确地是( )
A.
一个Java源文件编译通过后,得到的结果文件数只有一个。
B.
一个Java源文件编译通过后,得到的文件扩展名一定是.class
C.
一个Java源文件只能有一个public类的定义,其类名于源文件名相同。
D.
一个Java源文件可以包含多个类。
查看完整题目与答案
【单选题】Woman: Gee, it's very warm in this reading room. Man: ______
A.
Do you mind if I open the window?
B.
Shall I turn on the conditioner?
C.
Summer gets in early.
D.
That's right.
查看完整题目与答案
相关题目：
【单选题】下列说法中 , 不正确的是 ( )
A.
一个 java 源程序编译通过后 ， 得到的结果文件数也只有一个 。
B.
一个 java 源程序经过编译后 ， 得到的文件的扩展名一定是 .class。
C.
一个 java 源程序只能有一个 public class 类定义 ， 且源文件的名字与 public class 的类名相同 ， 扩展名必须是 .java。
D.
一个 java 源程序 可以包含多个 class 类 。
查看完整题目与答案
【单选题】听力原文：W: Hi, Tom! M: Judy. I haven't seen you in weeks. Where have you been? W: In Florida. M: What vacationing! While the rest of us studying on the campus in February cold? W: Not exactly. I spent mo...
A.
She had her vacation there.
B.
She took a diving course there.
C.
She was there on a field trip.
D.
She visited a marine exhibition.
查看完整题目与答案
【单选题】How will the man enter Ashley's office?
A.
He will use a key to open the door.
B.
He will get Ashley's key from the woman.
C.
He will ask the department's secretary for help.
D.
He will force the lock with a hammer.
查看完整题目与答案
【单选题】Don’t________the window. It’s ________outside.
A.
opening; wind
B.
open; windy
C.
opens; wind
D.
to open; windy
查看完整题目与答案
【单选题】听力原文：W: Hi, Tom. M: Judy, I haven't seen you in weeks. Where have you been? W: In Florida. M: What, vacationing while the rest of us have been studying on campus in the February cold. W: Not exactly, ...
A.
Sightseeing.
B.
Taking photographs.
C.
Enjoying sunshine.
D.
Diving.
查看完整题目与答案
【单选题】Kate didn't come yesterday, or you ________ her. [     ]
A.
might have seen
B.
were to see
C.
had seen
D.
would see
查看完整题目与答案
【单选题】听力原文：M：Are women ever seen in the media to be superior to men? W：Very rarely, in fact．And when they are seen to be better, or faster，or stronger than men they are also seen to be a freak(反常的；稀罕的)．You ...
A.
Because women are superior in real life.
B.
Because men want to keep their image.
C.
Because women can't be better than men.
D.
Because nobody believes women's power.
查看完整题目与答案
【单选题】The buyer shall open wi th a bank ________ is accepted by the seller an irrevocable L/C.
A.
what
B.
this
C.
where
D.
which
查看完整题目与答案
【单选题】下列说法中,不正确地是( )
A.
一个Java源文件编译通过后,得到的结果文件数只有一个。
B.
一个Java源文件编译通过后,得到的文件扩展名一定是.class
C.
一个Java源文件只能有一个public类的定义,其类名于源文件名相同。
D.
一个Java源文件可以包含多个类。
查看完整题目与答案
【单选题】Woman: Gee, it's very warm in this reading room. Man: ______
A.
Do you mind if I open the window?
B.
Shall I turn on the conditioner?
C.
Summer gets in early.
D.
That's right.
查看完整题目与答案
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