______ the Malaysia government cares about most is ______ action they are going to take to remove the influence of the disappearance of the Malaysia Airline Flight 370.
| A．That; that | B．What; which |
| C．What; what | D．That; what |
If we had taken such effective measures much earlier, the river ________ so seriously now.
| A．is not polluted |
| B．would not be polluted |
| C．had not been polluted |
| D．would not have been polluted |
George is going to talk about the geography of his country, but I'd rather he ________ more on its culture.
| A．focus | B．focused |
| C．would focus | D．had focused |
Don't handle the vase as if it ________ made of steel.
| A．is | B．were |
| C．has been | D．had been |
Jack is a great talker. It's high time that he ________ something instead of just talking.
| A．will do | B．has done |
| C．do | D．did |
—Where are the children? The dinner's going to be completely ruined.
—I wish they______always late.
| A．weren't | B．hadn't been |
| C．wouldn't be | D．wouldn't have been |