Which of the following signs is used to tell people to save water?
A． |
B． |
C． |
D． |
A: ________ I go to the airport to see Uncle David off tomorrow morning, mum?
B: No, you needn’t. You may join us if you want to.
| A．Must | B．Need | C．Should | D．May |
The waitress talked as ________ as she could to make the customers understand her.
| A．clearly | B．more clearly | C．most clearly | D．the most clearly |
It is not very easy for the Chinese ________ for a visa(签证) to the USA.
A. apply B. to apply C. applying D. applied
-- How long has Eliza been a nurse?
-- _______
A. Since 2002. B. Four years ago. C. In 2002.
-- There is nobody here. Let's play football.
-- No, we can't. My father often tells me _______ in the street. It's dangerous.
A. to play B. don’t play C. not to play