You can use a large plastics bottle, _________ cut off, as a plot to grow flowers in.
| A．with its top | B．the top of which |
| C．whose top | D．its top is |
The newly-married couple quarreled so much that they reached the point _______ they had to separate from each other.
| A．when | B．where | C．which | D．that |
He was thinking about the problem when an apple fell off the tree, _______ him right on the head.
| A．hit | B．having hit | C．hitting | D．and hitting |
I’ve got so many problems _______ today that I’m afraid I won’t have time to have lunch.
| A．to handle | B．handle | C．handling | D．handled |
--- Will you take up teaching as a career after graduation?
--- Hard to say. I _______ go abroad for higher education instead.
| A．should | B．must | C．might | D．shall |
Much to our disappointment, things are not going so well as _______.
| A．plans | B．planning | C．planned | D．to plan |