New light may be the cause of cancer by research that is now in progress．
| A．thrown | B．thrown off | C．thrown on | D．thrown by |
He said it was this classroom _______ he found his lost watch and _____ he would take good care of it from then on.
| A．where; / | B．when; what | C．that; what | D．where; that |
_________ wants to enter for the match should reach the given standard.
| A．Anyone | B．The one | C．Whoever | D．Who |
I hate ______ when people call me by my nickname
(绰号).
| A．that | B．one | C．it | D．不填 |
I hate ______ when people call me by my nickname
(绰号).
| A．that | B．one | C．it | D．不填 |
Can you see that building ______ by trees? That’s ______ we study.
| A．surrounded; which | B．surrounding; where |
| C．to be surrounded; in which | D．surrounded; where |