一You’ve made great progress in your survey, haven’t you?——Yes,but some problems among the youngsters still remain——.
The doctor tried to laugh my brother ____ his fears about the coming operation.
—I like this dress better than that one. — ____, but it costs almost twice____.
We shall not start the project until it ____ by the committee.
What a great weight she felt _____ off her mind the moment she heard she had been admitted to a key university.
—Do you know ____ made him successful in his career? —Yes. His hard work and determination, of course.