Question

【題目】The factory produces half a million pairs of shoes every year, _______80% are sold abroad.

A. which of B. of which

C. of them D. of that

Answer 1

【答案】B

【解析】

考查定語從句。句意：工廠每年生產(chǎn)50萬雙鞋，其中80％都銷往海外”。 “分?jǐn)?shù)+of+which”表示部分與整體的關(guān)系，引導(dǎo)非限制性定語從句，可知B項正確。