—I feel really tired.
—______.
| A．Lucky you. | B．You’ d better work harder. |
| C．Congratulations! | D．Why not go and have a rest? |
It takes us twenty minutes _____ the book.
A. read B. reading C.to read
The journey takes _____ .
A.half an hour B.an hour half C.a half hour
I like _____.
A. it very much B. very much it C.very it much
They teach _____ English.
A. we B. our C.us
What _____ she _____?
A. does; teaches B.does; teach C.do; teach