A:Thank you.B:You’re___A. welcome B.nice C.good
An _____ invented this bicycle. A. Chinese B. American C. English
This old woman _____ have food. A. did B. didn’tC. don’t
When did they _____ ? A. comeB. cameC. comes
What _____ to you? A. happenB. matterC. happened
What did you _____ ? A. sawB. seeC. bought