题目内容

《公路水运“平安工地”考核标准(试行)》规定，“平安工地”考核等级分为________________三个等级。

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Hardly had I reached the local when I found that I had cost ______

A. a 800---pound note
B. an 800—pound notes
C. an 800---pound note
D. an 800---pounds note

This pair of shoes need（）.

A. mend
B. mending
C. mended
D. to mend

He was only in ____at this time.

A. his 30’s
B. the 30’s
C. his thirties
D. the thirties

help we got from him, easy the work seemed to be

A. because, so
B. if so
C. neither, nor
D. the more, the less