Mom used only half of the money, the rest of which ______ saved for other purposes.
| A．is | B．are | C．was | D．were |
I can’t see any reason to use cash anymore it’s so much easier to use other means of payment.
| A．while | B．therefore | C．although | D．since |
It has been announced that candidates remain in their seats until all the papers have been collected.
| A．shall | B．can | C．should | D．must |
Although I’m a very tolerant person, I hate when people try to push my limit.
| A．this | B．that | C．it | D．one |
Chinese mothers are always using other people’s achievements as model their own children to achieve the same standard.
| A．to force | B．forced | C．forcing | D．being forced |
－How was your trip to the Maldives?
－I’ve never had one before.
| A．a pleasant | B．a more pleasant | C．a most pleasant | D．the most pleasant |