_____ lots of problems to solve,they have to work really hard this weekend.

问题描述:

_____ lots of problems to solve,they have to work really hard this weekend.
A.Because of B.As C.For D.With

D.With这题考的是因果关系关系:有好问题要解决=>他们这周未需要很用功A.Because of:Because of後面要跟noun,但lots of problems to solve不是nounB.As:as後面要系一句子,即後面要有S V O(subject verb object) ,但l...