问题

In order not to get into trouble, advertisers are increasingly cautious about taking out ads_______children.

A:being aimed at
B:aimed at
C:having aimed at
D:having been aimed at

正确答案是：

同类题型

s even more important is_____ the earth cooled down, waterbegan to appear on its surface

Thankyou,butI’llhaveto_______youroffer.

Could you tell me at the meeting—Sorry, I didn’t go to the meeting.

Todaboutthe way _______ .

Why did Suzy look so stressed when we saw her—Because she wondered________.