— _____ you stay in America every summer?
—For two months.
| A．How many | B．How often |
| C．How long | D．How |
He _______ be a history teacher.
| A．used to | B．be used to | C．use to be | D．be use to |
Sometimes our hobbies can _______ schoolwork .
| A．get in the way | B．get in the way of |
| C．get in the way in | D．get in the way to |
Last year he had an opportunity _______ in Oxford University, but he gave it up.
| A．study | B．to study | C．of study | D．for studying |
Our Chinese teacher, Miss Liu, is pretty strict _______us.
| A．to | B．in | C．at | D．with |
I have a friend _______ would like to speak to you.
| A．which | B．what | C．who | D．whom |