问题

Through thorough investigof polluted water.

A:was close linked with
B:closely linked to
C:was close connected with
D:was closely linked with

正确答案是：

同类题型

My friend Bob just bought an apartment in a suburb of Beijing last week, which is much smaller than ours but is three times________expensive[ ]

You will soon _____ if you continue working day and night like that. [ ]

Remember to turn off thelights when you leave the room. — ________.

held me and my brother tight, tears of happiness ______ her face, feeling proud of our final success.

We must keep the classroom ___________.