阅读下面的句子从A、B、C、D三个选项中选出一个能填入空白处的选项。16到20题, the students returned to school.
A. Summer being over
B. Summer is over
C. Summer did over
D. Summer was over
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With the guide the way, I had no difficulty finding their village.
A. leading
B. lead
C. leaded
D. to lead
Flag on shoulder, the soldier rushed to the top of the building.
A. is
B. was
C. ×
D. be
His first shot a failure, Tom fired again.
A. is
B. being
C. to be
D. was
The clock twelve and I went to bed.
A. strike
B. struck
C. striking
D. stroke
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