In order to increase our output, we need to import more production _______.
A、facilitiesA
暂无解析
We are _______ at the rapid progress Mark has made in this semester.
As a teacher, you should not _______ the students from asking questions in class.
With the help of the government , a large number of people ---_______ after the flood in 1991.
Several loudspeakers are _______ from the ceiling and we can hear the speaker very clearly.
When traveling alone in the mountains, you ’d better take a _______ with you in case you get lost.
