One fifth of the population in that country________from China．
| A．is |
| B．are |
| C．am |
| D．be |
–______ is your art Lesson? – It’s at 8:20 today.
| A．When | B．Where | C．What | D．Which |
We have no lessons________ Sunday.
| A． in | B．at | C．on | D．into |
The students found _______ easy to work out this maths problem.
| A．it | B．this | C．that | D．him |
New Yorkis bigger than __________ in Australia.
| A．any cities | B．any other city | C．the other cities | D．any city |
We all think we are tired after the long work. Let，s stopa rest.
| A．have | B．to have | C．having | D．to having |