题目

1.I hear the earth _______(be) round.
2.We'll try _______( not tell ) him the bad news.
3.My mother______cooking half an hour ago.
A.busy B.kept busy C keep busy D keeping
4.Mary people lost their ________(life) in the traffic accdient

提问时间：2021-03-17

答案

is;
not to tell;