Look! The woman at the school gate be our headmaster．
No， it be her． She is holding a meeting in the office now．（ ）
| A． |
must； can't |
B． |
must； mustn't |
| C． |
can； needn't |
D． |
may； mustn't |
相关试题
The workers _________ the community center now.
| A． | cleaned |
B． | were cleaning |
C． | will clean |
D． | are cleaning |
Mr. Smith has helped me a lot, _________ I’m thankful to him.
| A． | or |
B． | but |
C． | for |
D． | so |
—_________ will Liu Yang stay in the space station this time?
—For six months.
| A． | How long |
B． | How often |
C． | How much |
D． | How soon |
After taking tennis classes, Tim is much ________ than last year.
| A． | strong |
B． | stronger |
C． | strongest |
D． | the strongest |
Must
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