When I got home, the clock was _______ seven.
| A．strike | B．striking. | C．hit | D．hitting |
Thecleverboymadeaholeinthewall,_____hecouldsee_____was goingoninsidethe house.
| A．which;what | B．throughwhich;what |
| C．throughthat;what | D．what;that |
---Do you have anything to say for yourself?
---Yes, there is one point ________ I must stick to.
| A．/ | B．when | C．why | D．where |
The thief went into the house at midnight, only ______ by the policemen hiding there.
| A．to catch | B．catching | C．to be caught | D．caught |
In spite of the great difficulties, Helen Keller ______ studying and finally succeeded.
| A．stuck to | B．kept up with | C．kept on | D．insisted on |
If you ______ succeed, you will have to work hard.
| A．are about to | B．are going to | C．will | D．are to |