Children diet is high in fat or who are not active will gain weight quickly.
| A．what | B．whose | C．who | D．that |
If we keep wasting so much energy, ________ are that our oil wells will dry up and the environment will be destroyed.
| A．problems | B．difficulties | C．questions | D．Chances |
I am no longer allowed to smoke in any room ______ he might use.
| A．where | B．who | C．with which | D．that |
Parents should be ____________ in the way they teach their children, so that the children know how to do.
| A．compulsory | B．complex | C．convention | D．Consistent |
___________ for the job you have applied for will leave a bad impression on the interviews.
| A．Not prepared | B．Not having prepared | C．Not prepare | D．Not being prepared |
Nowhere else, as his mother told us, _____________ except the cabin in the backyard.
| A．did he go | B．he did go | C．went he | D．he went |