We shouldn’t spent our money testing so many people, most of _____are healthy
| A．that | B．which |
| C．what | D．whom |
---Excuse me, is this seat______?
---yes. Go ahead.
| A．occupied | B．flexible | C．temporary | D．vacant |
China's first moon rover, Yutu, or Jade Rabbit touched the lunar surface at 9:14 a.m.on December 14,2013, ________deep trace on the loose lunar soil.
| A．left | B．leaving | C．Having left | D．To leave |
When you arrive at your job in the morning, let the first thing you say_____ everyone’s day
| A．to brighten | B．brightening | C．brightened | D．brighten |
The reason ______ Tom came to attend the meeting was ______ he was an expert in this field.
| A．why; that | B．why; whether | C．that; why | D．why; because |
---It_____ for a whole week. I think it’ll stop soon.
---Hard say. We’re getting into the rainy season now.
| A．has rained | B．has been raining |
| C．is raining | D．will rain |