Microblogs experienced rapid growth in 2013 in China, with its operators, users and visitors several times.
| A．increase | B．increased | C．increasing | D．to increase |
"Who Moved My Cheese?", ____________ is a best-selling book, is written by Spencer Johnson.
| A．which | B．that | C．it | D．what |
—I'd like to have some lunch but I have to stay here doing my work.
—___________ what you want and I can get it for you.
| A．To tell me | B．Telling me |
| C．If you tell me | D．Tell me |
— Show me your permit, please.
—Oh, it's not in my pocket. It
| A．might fall out | B．could fall out |
| C．should have fallen out | D．must have fallen out |
—Why ! Where's my passport? Maybe I left it on the plane.
--My Goodness ! You ____________ things behind.
A. had never left B. didn't leave
C. never left
I tried hard to get some information about the new technology out of his mouth, but he remained____________.
| A．quiet | B．secret | C．silent | D．calm |