I used to drink a lot of coffee, but these days I _____ tea.
| A．prefer | B．am preferring |
| C．have preferred | D．preferred |
--Why does the lake smell terrible?
-- Because a large amount of water_______.
| A．have polluted | B．is being polluted |
| C．has been polluted | D．have been polluted |
As time went by, I eventually found Mary and I had ________.
| A．in common a lot | B．a lot in common |
| C．in a lot common | D．a lot common in |
He forgot to lock the door, _______of course, made things even worse.
| A．who | B．whom | C．which | D．what |
_______, I don’t like him at all, but it’s strange that he should be so popular among the kids.
| A．Fortunately | B．Personally | C．Lonely | D．Totally |
We should take some measures to______ wild animals______.
| A．protect ; from being killed | B．prevent; from killing |
| C．keep; being killed | D．stop; from killing |