---_____ of them knows Japanese, so I have to ask a third person for help.
---You’d better ask Tom for help. He is good at Japanese.
| A．Neither | B．All |
| C．Both | D．None |
I prefer books ________ are educational and interesting.
A. that B. what C. who
—The flowers are beautiful. How do you look after them?
—Well, this kind of flowers _________ every morning.
A. should water B. waters C. must be watered
—How long have you been working in this city?
—_______________.
A. Five years ago.
B. Since last year.
C. After I left university.
Could you please _________here? It’s a no-smoking area.
A. not smoke
B. not to smoke
C. don’t smoke
Do you think ______ amazing for Stephen Hawking to achieve so much as a disabled man?
A. this B. thatC. it