She wrote a month ago, ______ we’ve heard nothing.
—It’s important ________ us _______ learn English well. —I agree with you. We should try our best to learn it. A. to, to B. to, for C. for, to
There are some students ________ in the English lesson. A. are sleeping B. sleeping C. to sleep
________ of the students in this class are girls. A. One five B. One fifth C. First five
.Mrs. Liu often ______ poor students ______ food and clothes. She is really kind-hearted. A. provides...with B. provides ... for C. gives ... for
The city has improved a lot _________ I came here a few years ago. A. for B. since C. before