2019年mpacc考试英语真题——其他408

{01}That was the second time he had been caught by the police ________ drug to others.
A.sell
B.selling
C.to sell
D.to be selling
解析：
本题选B。
{02}Reading a great many books ________ of great help.
A.has
B.have
C.is
D.are
解析：
本题选C。