He didn't make ______ clear when and where the meeting would be held.
| A．this | B．that | C．it | D．these |
Malaysia Airlines Flight 370 ___________ course and turned back toward Kuala Lumpur -- but there were no indications from the pilot that he was doing so.
| A．must have changed | B．could have changed |
| C．might have changed | D．should have changed. |
— 2013 was a successful year for us China.
— ___________, and ________.
| A．So it was; so 2014 will | B．So was it; so 2014 will |
| C．So was it; so will 2014 | D．So it was; so will 2014 |
_________at the cafeteria before, Tina didn’t want to eat there again.
| A．Having eaten | B．To eat | C．Eat | D．Eating |
________is it ________has made Peter ________he is today?
| A．What; that; that | B．That; that; what | C．What; what; that | D．What; that; what |
They __________on the program for almost one week before I joined them, and now we ________on it as no good results have come out so far.
| A．had been working; are still working |
| B．had worked; were still working |
| C．have been working; have worked |
| D．have worked; are still working |