3道初三英语单选题
Fewofthemhurtthemselvesintheaccidentlastnight,____?
A.don’ttheyB.didn’ttheyC.didtheyD.dothey
Tomisnothere.He____beatschool,butIamnotsure.
A.shouldB.mightC.mustD.need
You’dbetter____yourexampaperbeforehandinginit.
A.takeoverB.comeoverC.gooverD.putover
除了答案外,请说明一下原因