He has a lot of things to do and has no time to .A. sit upB. sit aroundC. sit downD. turn

问题补充：

He has a lot of things to do and has no time to .

A. sit up

B. sit around

C. sit down

D. turn around

答案：

A. sit up

(答案→)B. sit around

C. sit down

D. turn around

解析：动词短语辨析。A坐直，熬夜；B闲坐，无所事事；C坐下；D转身，调转；句意：他有很多事情要做，所以没有时间闲坐着。根据句意说明B正确。