With real estate （房地产）______ in economy, a lot of rich farmland had to ______ new houses and offices in the county.
| A．leading the way; make way for | B．led the way; made the way |
| C．to lead the way; be made the way for | D．leading way; be made the way for |
May I have your attention, ladies and gentlemen? The plane in fifteen minutes. Please power off your cell phones.
| A．was taking off | B．is taking off |
| C．has taken off | D．took off |
Mary is a warm-hearted lady. She is ready to help others, but never expects anything .
| A．in trouble | B．in charge |
| C．in peace | D．in return |
On December 19, Chinese President Xi Jinping arrived in Macao to celebrate the 15th year of its return to the motherland, made the local people excited.
| A．who | B．which | C．what | D．That |
I have a lot of emails to deal with, but the computer at this busy hour.
| A．broke down | B．broke out |
| C．broke up | D．broke in |
It was through Tom I got to know Lucy.
| A．which | B．whom | C．how | D．That |