Don’t you think this sweater is too tight the shoulder?A. throughB. acrossC. onD. over

问题补充：

Don’t you think this sweater is too tight the shoulder?

A. through

B. across

C. on

D. over

答案：

A. through

(答案→)B. across

C. on

D. over

解析：介词辨析。Through通过；over是在...之上;across across是介词，意为从一边到另一边，sweater的一边到另一边太紧了.