For weeks the street hasn't been cleaned by the cleaners, _____ makes it very dirty．
| A．who | B．which | C．that | D．this |
Public places are becoming more _______ to people with disabilities.
| A．easy | B．accessible | C．hard | D．suitable |
With a lot of difficult problems _______, the manager felt worried all the time.
| A．settled | B．to be settled |
| C．settling | D．to settle |
_______ the Internet is of great help, I don’t think it’s a good idea to spend too much time on it.
| A．If | B．While | C．Because | D．As |
—How long is it since you picked up your badminton training?
—It was not until my finance became better last December _______ I started the training.
| A．when | B．before | C．where | D．that |
I don’t mind _______ the decision as long as it is not too late.
| A．you to delay making | B．your delaying making |
| C．your delaying to make | D．you delay to make |