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【单选题】
关于胆囊息肉的手术指征，下列哪一项是错误的（ ）A.
年龄>60岁
B.
有明显的症状
C.
直径>1cm
D.
息肉短时间内增大迅速
E.
CT检查疑有恶变
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反馈参考答案：
举一反三
【单选题】If you don’t know the answer, you can say,“__________ ”
A.
Thanks a lot.
B.
I’m sorry. I don’t know
C.
Can you speak English?
D.
Excuse me, Can you tell me the way?
【单选题】---Must I answer it in English? ---No, you _______. You can use Chinese.
A.
shouldn’t
B.
can’t
C.
mustn’t
D.
needn’t
【单选题】用户反映她的显示器偏蓝。工程师首先检查了显示器与主机连接的电缆插头,结果发现,有一个针脚弯了,造成与另一个针脚发生短路,在此案例中工程师用的是
A.
对比法
B.
隔离法
C.
观察法
D.
最小硬件系统法
【单选题】— Can you answer the ______? — Sorry, I can't answer them. [ ]
A.
question
B.
questions
C.
problem
D.
problems
【单选题】— Can you answer my question? --Sorry, I____________ . Would you repeat that question?
A.
hadn’t listened
B.
haven’t listened
C.
don’t listen
D.
wasn’t listening
【单选题】— Can you give me the right answer? — Sorry, I _____. Would you repeat that question? [ ]
A.
hadn't listened
B.
haven't listened
C.
don't listen
D.
wasn't listening
【单选题】---- You can’t answer my questions about international charities, can you? ---- ___________. I know very __________ about them.
A.
No; a little
B.
No; little
C.
Yes; a little
D.
Yes; little
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