—Excuse me, would you lower your voice or use your mobile phone outside?
—Oh, sorry.I_______
| A．didn’t realize | B．don’t realize |
| C．haven’t realized | D．hadn’t realize |
Hearing the news, she _____________.
| A．burst into tears | B．burst into crying | C．burst crying | D．burst of crying. |
Linda went to a party with a girl, _____ favorite hobby is collecting stamps.
| A．who | B．whom | C．whose | D．which |
—Why do you put up these English cards on the wall?
—Only in this way _________the English words.
| A．I can remember | B．can I remember | C．I remember | D．remember I |
The city ______ we visited last year is the one _____the famous writer was born.
| A．where, which | B．which, where | C．in which, that | D．where, where |
Until today we have reached a stage _______ we have almost no rights at all.
| A．when | B．where | C．which | D．why |