2019年mpa考试英语真题——非谓语动词1168

{01}She can"t help ________ the house because she"s busy making a cake.
A.to clean
B.cleaning
C.cleaned
D.being cleaned
解析：
本题选A。

{02}- Have you finished the maths problem?
- Not yet, because I find it difficult ______.
A.in working out    
B.working out    
C.to work it out    
D.to work out
解析：
本题选D。