I have been living in the United States for twenty years, but seldom _____ so lonely as now．
| A．have I felt | B．I had felt | C．I have felt | D．had I felt |
Can you write an article ___ English ___ a pen?
| A．in; in | B．with; in | C．in; with | D．with; with |
___deer are there on the hill?
| A．How much | B．How many | C．How far | D．How long |
We suggested ___ trees at the weekend.
| A．planted | B．plant | C．to plant | D．planting |
___ good idea!
| A．What | B．What a | C．How | D．How a |
I prefer ___ to ___.
| A．do; talk | B．doing; talking | C．do; talking | D．doing; talk |