Peoplecanunlockthesharedbikes,

問題詳情：

people can unlock the shared bikes, _________are equipped with GPS and can be left anywhere in public, by simply _________their smart phones.

A．which; use                                                B．which; using

C．of which; use                                             D．of which; using

【回答】

B

【詳解】

考查非限制*定語從句和動名詞。句意：僅憑自己的智慧手機人們能夠解鎖共享單車，這些共享單車配備了全球定位系統，可以被放在公共場合的任何地方。“  are equipped with GPS and can be left anywhere in public”為非限制*定語從句，先行詞為the shared bikes，指物，且先行詞在從句中做主語，故用which指代。第二個空位於介詞by的後面，用use動名詞的形式做賓語，填using。綜上，選B。

知識點：非限制*定語從句

題型：選擇題