题目内容
If we now to bring down the housing price ,it will surely make our society in disorder.
| A．hadn’t acted | B．haven’t acted | C．don’t act | D．won’t act |
C
解析试题分析：考察时态。在条件状语从句和时间状语从句里，使用一般现在时代替将来时，后面的主句使用将来时。句意：如果我们现在不采取行动降低房价，它一定会让我们的社会发生动乱的。故C正确。
考点：考察时态
Please give Jim the schedule for tomorrow's conference when he _______ back. He is to chairthe conference.
| A．will come | B．came | C．comes | D．is coming |
Hurry up! The train ______. You know it ______ at 8:30 am.
| A．leaves; leaves | B．is leaving; is leaving | C．leaves; is leaving | D．is leaving; leaves |
We haven’t seen each other for many years since we last time.
| A．separate | B．separates | C．separated | D． separating |
China ______ a lot of people moving to urban areas in the last 20 years. However, many migrants left their families behind.
| A．saw | B．sees | C．has seen | D．had seen |
Professor White, along with his wife and children, ________ London for Paris tomorrow.
| A．are leaving | B．is leaving | C．has left | D．have left |
It was the first time that I ______ the movie, and I fell in love with it at once.
| A．am watching | B．was watching | C．have watched | D．had watched |
Mr. Brown ______ his office an hour ago and he is still on his way home.
| A．left | B．leaves | C．is leaving | D．was leaving |