Question

Every year, more than 70.000,000 sharks____for their fins.

A．were killed

B．have killed

C．a(chǎn)re killed

D．will kill

Answer 1

C

考查動詞的時態(tài)與語態(tài)。sharks與kill之間存在被動關(guān)系，故可排除B、D，根據(jù)every year可知用一現(xiàn)在時的被動語態(tài)。