Between two rows of trees _____ the teaching building.
| A．stand | B．stands | C．standing | D．are |
The days ____we spent together on the farm are not easy ______．
| A．when,toforget | B．which, to be forgotten |
| C．that, to forget | D．/,to be forgotten |
So difficult______it to live in an English-speaking country that I determined to learn English well．
| A．I have felt | B．Have I felt | C．I did feel | D．did I feel |
I always prefer to start early __leave everything to the last minute ．
A．or rather B．in case C or else D．rather than
_____in a friendly way ,their quarrel came to end ．
| A．Being settled | B．Settled | C．Having settled | D．Settling |
The husband rushed to the hospital ____ he heard that his wife was injured．
| A．at the moment | B．for the moment |
| C．directly | D．in a moment |