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【单选题】
在编制等距数列时,如果全距等于63,组数为7,为统计运算方便,组距取( )A.
8
B.
9
C.
10
D.
11
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举一反三
【单选题】一I had a great time in Swiss last winter．I went skiing with my friends —Wow! ．
A.
Sounds really cool!
B.
Cheers!
C.
How interesting you are!
D.
I’II go there．too．
【简答题】The water ______ cool when I joined into the pool for morning exercise. A. was felt B. is felt C. felt D. feels
【单选题】Not until my tea became cool______time to drink it.
A.
that I had
B.
had I had
C.
did I have
D.
that I had had
【单选题】— How do you feel? — ________________ [ ]
A.
Yes, I'm cool.
B.
I feel cool.
C.
No, I'm cool.
【简答题】联轴器和( )常用于轴的连接。
【单选题】I bet you’ll look cool and feel cool ________
A.
with something in
B.
with nothing on
C.
in something with
D.
with nothing in
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