52. Don’t worry. Your child is old enough to___________himself.
| A．take care of | B．care for | C．looking after | D．pay attention to |
I have the same opinion as you___ the privacy of one’s life should be kept secret.
| A．where | B．which | C．that | D．Whether |
The police were seeking more information to find out ______ the rich merchant.
| A．who was it that killed | B．who it was that killed |
| C．it was who killed | D．who was it killed |
As far as I see, ______ is no possibility ______ he will win the tennis match this time.
| A．it;that | B．there; that | C．it; whether | D．there; whether |
Young people nowadays are different ______ we used to be．
| A．from what | B．in which | C．in how | D．in what |
After months of voyage, Columbus arrived in ______ later proved a new continent．
| A．where | B．what | C．which | D．that |