12. Mr Black has two sons, ________ are fond of collecting stamps.
| A．all of whom | B．all of them | C．both of them | D．both of whom |
They urged the students _______ the work on time.
| A．finishing | B．to finish | C．finished | D．have finished |
In the reading room, we found her _______ at a desk, with her attention _______ on a book.
| A．sitting; fixing | B．to sit; fixed | C．seating; fixing | D．seated; fixed |
----- I’m not good at basketball, you know.
----- _______ We’re playing for fun. Just try and you’ll see you can do it.
| A．Well, it depends. | B．Take your time. | C．Come on﹗ | D．That’s OK﹗ |
They desired they _______ the right to express their opinions.
| A．had | B．have | C．are | D．were |
Mr. Reed made up his mind to devote all he had to _______ some schools for poor children.
| A．set out | B．setting up | C．have set up | D．has set up |