成人英语三级考试

【单选题】(For several) years now, the student body (is attempting) to gain (more) influence (over) university policies.


A．For several years now
B．is attempting
C．more
D．over

网考网参考答案：B
网考网解析：
改为has been attempting。for的短语表示几年来一直做某事，所以用现在完成进行时。 查看试题解析出处>>