E-mail, as well as telephones, ____ an important part in daily communication.
| A．is playing | B．have played | C．are playing | D．play |
Do you have any idea of the reason _____ he referred to？
| A．that | B．where | C．why | D．when |
They stayed up until midnight _____ the old year out and the new year in.
| A．and saw | B．to see | C．seeing | D．for seeing |
If the car won’t start, _____ it.
| A．try push | B．try pushing | C．to try pushing | D．to try to push |
“Which sweater is yours?” “The one _______ No. 9.”
| A．that marked | B．was marked with | C．which marked | D．marked with |
What worried the child most was ______ to visit his mother in the hospital.
A. his not allowing B. his not being allowed
C his being not allowed D. having not being allowed