单项选择题

The airline says this route is ho longer（）, so they're going to discontinue it.

A、 economic
B 、economical
C、 economizing
D、 economics

<上一题 目录 下一题>
热门 试题

单项选择题
This machine needs（）; you'd better have it done tomorrow.

A、 to repair
B 、repairing
C、 being repaired
D、 repair
单项选择题
（）English, he asked me to join the negotiation with the foreign investors.

A、 Not to know
B 、Not to have known
C、 Not knowing
D、 Not having knowing
相关试题