1.I can't unlock the door.
1.I can't unlock the door.
--Try_____the key the other way(B)
A.to return B.turning C.to be turning D.having turned
为什么选这个答案,其它答案又为什么不行,讲清楚点
2.It's reported that ___the missing children has been given up(A)
A.the search for B in search for C.in search of D.the search of
为什么选这个答案,其它答案又为什么不行,讲清楚点
3.