2019年mpa考试英语真题——动词的时态127

{01}It is necessary for all of us to take measure to avoid ________ by the bird flu virus.
A.to be affected
B.affected
C.being affected
D.to have been affected
解析：avoid后跟动名词作宾语，本句中应该用动名词的被动形式．
本题选C。
{02}Do you know the difficulty he had ________ five children at school?
A.to keep
B.kept
C.keeping
D.having kept
解析：
本题选C。
{03}What about the two of us ________ him with his English?
A.help
B.to help
C.helping
D.will help
解析：what about+doing…？做某事如何？
本题选C。