问题

The scientists are trying to ___ natural energy to decrease air pollution.

A:make friends with
B:make full use of
C:make notes of
D:make into

正确答案是：

同类题型

I surf the Internet for twenty more minutes,Mum—Oh, dear, if you________

Would you mind ______ those old jeans

Only through a lot of practice suchskills and experience.

My parents showed__________ some old pictures thatbrought back sweet memories．

Can you tell the differences between these two pictures— Differences Oh, no. They look quite __________.