You can only be sure of ____ you have at present; you cannot be sure of something ____ you might get in the future.
| A．that, what | B．what, / | C．what, which | D．/ , that |
Premier Li Keqiang delivered a speech at the conference, _________ university graduates to start their own business.
| A．encouraging | B．to encourage |
| C．having encouraged | D．encouraged |
—What do you think of the Huawei P7?
—Terrific, I would buy one if I ______ an iPhone 6 Plus last year.
| A．didn’t buy |
| B．don’t buy |
| C．hadn’t bought |
| D．haven’t bought |
______ worries me that my daughter plays with her cellphone for a long time every day.
| A．It | B．What | C．This | D．That |
—Has James arrived at the hotel?
—No, he ______ by fans for photographs at the airport.
| A．has surrounded |
| B．would surround |
| C．was surrounded |
| D．is being surrounded |
______ she has earned her PhD, she wants to find a job with higher pay.
| A．As if | B．Now that |
| C．Even though | D．In case |