Nick didn't have dinner ________ be finished doing homework．（ ）
| A． |
if |
B． |
when |
C． |
until |
D． |
after |
﹣Have you seen the book The Old and the Sea？
﹣Yes，I have． interesting it is！I have seen it twice．（ ）
A．HowB．WhatC．What an
Buses stop when the traffic lights turn red．（ ）
A．canB．mayC．must
room looks very clean．（ ）
A．Bob and Dave'sB．Bob's and Dave's
C．Bob's and Dave
﹣ dictionary is this？It's very nice．
﹣I think it is Mary's．（ ）
A．WhoB．WhoseC．Whom
They often have three meals day． They have dinner at 6：30 pm every day．（ ）
A．a；aB．a；theC．a；不填