793.Eric often does some part-time work to earn extra money，which ____ a third of his income.

A.makes for

B.counts on

C.accounts for

D.consists in

794.The mother opened the door quietly so as not to ______the sleeping baby.

A.upset

B.interrupt

C.disturb

D.release 

793.答案是C;

本题所填部分应该表示“占”的意思。account for(在数量方面）占;make for 向…移动;count on 依靠;consist in 在于…。

794.答案是C;

disturb 打扰；upset 使…烦躁;intemipt打断;release释放，摆脱，解除。