The workers _a new bridge now. The traffic in Guangzhou will be better soon.
| A．build | B．were building | C．built | D．are building |
Can you see______11-year-old boy and ______one-year-old cow in the field?
| A．a; an | B．an ; a | C．a; a | D．an ; the |
She______know the answer, but I’m not sure.
| A．maybe | B．may be |
| C．may | D．must |
—Our family are travelling to Hong Kong for holidays.
-- ____________!
| A．OK | B．See you later. |
| C．Have a good time | D．Take care. |
The more careful you are, the ____ mistakes you will make.
| A．few | B．fewer | C．fewest | D．Less |
Please ______ the words with the pictures.
| A．complete | B．understand | C．match | D．suggest |