At least 300 million people are using QQ _________ by Ma Huateng to chat on line．
| A．create | B．creates | C．creating | D．created |
—This physics problem is too difficult. Can you show me _______, George?
—Sure.
| A．what to work out | B．to work it out | C．how to work it out | D．how to work out it |
_________our hometown is only a small one, the number of foreigners living and working here is growing fast.
| A．Because | B．Although | C．Since | D．If |
--The film “Avatar”（阿凡达）_______ on the TV next month.
--Really? I’m looking forward to it.
| A．will show | B．is show | C．will be shown | D．is shown |
--Is this your e-book?
---No, ________ is on the teacher’s desk.
| A．His | B．Yours | C．Hers | D．Mine |
–Yao Ming isn’t ________ overnight success.
--I agree with you.
| A．an | B．a | C．the | D．/ |