2019年mpacc考试英语真题——介词和介词短语1287

{01}Experts have been warning _____ of the health risks caused by passive smoking
A.at a time
B.at one time
C.for some time
D.for the time
解析：
本题选C。

{02}Have you consider _______ Afraid? We will leave ______ one or two weeks.
                                                                                                                                    [     ]
A.visit, for
B.to visit, for
C.visiting, in
D.visiting, for
解析：
本题选C。