4. He ran out of money so he had to ________ some from his friend.
A. borrow B. ask C. lend D. earn
5 Not once _________ his promises.
A. he is keeping B. he keeps C. did he keep D. has he kept
6 The teacher didn't explain the reason ________ he was punished.
A. what B. which C. how D. why
Bạn đang xem 4. - HSG TIENG ANH 9 NINH HOA 2010 2011