Did you have trouble ＿＿＿＿＿＿＿ the post office?
| A．to have found | B．with finding | C．to find | D．in finding |
—I’d like a pen which _________ well.
—Will this one _________?
| A．is written；work | B．writes; work | C．is written; do | D．writes; do |
However，at times this balance in nature is _______ resulting in a number of possibly unforeseen effects.
| A．troubled | B．disturbed | C．confused | D．puzzled |
The visitors here are greatly impressed by the fact that_______ people from all walks of life are working hard for_____ new Binhai.
| A．不填; a | B．不填;the | C．the; a | D．the; the |
It was required that the tall building _______ at present because it is still new.
| A．not pulled down | B．was not pulled down |
| C．not being pulled down | D．not be pulled down |
This box is so heavy that he cannot lift it. ________, he is only a ten-year-old child.
| A．In all | B．Above all | C．At all | D．After all |