Environment protection requires our joint effort. ______ will be achieved unless we work well together.
A. Nothing B. Anything C. Something D. Everything
They became friends again that day , Until then, they to each other for nearly two years
A、didn’t speak B、haven’t spoken C、hadn’t spoken D、haven’t been speaking
、Tom is a top student in our class , How it be that he was a failure in the last exam?
A、can B、should C、may D、nust
、-How about summer camp?-I should say it was success.
A、a;a B、the;不填 C、a;不填 D、the;a
Teachers be sensitive to the development level of each student so as to help them better.
A、can B、may C、are able to D、need to
Find ways to praise your children often, you’ll find they will open their hearts to you.
A、till B、or C、and D、but
