—Look! A book is on the floor. Whose is it?
—It ______ be Rick’s. It has his name on it.
| A．mustn’t | B．can’t | C．must | D．need |
The plane from Shanghai to Paris will __________ in an hour.
| A．get off | B．take off |
| C．turn off | D．put off |
“Red envelope” fever on WeChat_ _ the country since January 26, 2015.
| A．swept | B．has swept |
| C．sweeps | D．will sweep |
—“Ordinary World”, Lu Yao’s famous novel, please!
—Sorry, it ____________just now. But it will come out again soon.
| A．sold out | B．is sold out |
| C．was sold out | D．has sold out |
The teacher encourages her students ____ English as much as possible.
| A．to speak | B．speaking | C．speak | D．spoke |
--Wow, so many new buildings! But it used to be a poor village.
--Yes, ___ has changed in our hometown.
| A．Nothing | B．Nobody |
| C．Everything | D．Everybody |