Anna is _____ to work out the math problems and gets a good grade.
| A．hard enough | B．enough hard |
| C．hard-working enough | D．enough hard-working |
－How many workers are there in your factory?
－______ the workers in my factory_______ over two thousand .
| A．The number of , is | B．The number of , are |
| C．A number of, is | D．A number of , are |
---I’m too busy________ to my family often.
--- Why not call them instead ?
| A．writing | B．write | C．written | D．to write |
Everyone is in the classroom, _____?
| A．doesn’t he | B．isn’t he | C．are they | D．aren’t they |
We heard that many lives were lost in the earthquake in Japan.
| A．[ i ] | B．[ai ] | C．[ ei ] | D．[ e ] |
There _____ calories in water.
| A．have no | B．have some | C．are no | D．are some |