The children are having fun ________ on the playground.
| A．to play | B．play | C．playing | D．Played |
It is ___ hark work for her that she isn’t able to do it ____.
| A．such, lonely | B．such a, alone |
| C．such, alone | D．so, lonely |
---Do you mean he ______ lots of money on books?
---Yes. They ______ him plenty of money.
| A．pays, takes | B．spent, cost |
| C．spent , buy | D．takes, cost |
They never gave up _______ hard to achieve their dream .
| A．working | B．work | C．worked | D．to work |
---Where_____ you _____ these days? I haven’t seen you long.
---To Britain. I left for London two months ago and returned last week .
| A．do, go | B．will, go | C．have, gone | D．have, been |
--- Look at ______ book on the desk . Is it ______ useful one ?
---Yes, it is . In the book there is much advice on how to learn math well.
| A．a, the | B．the, a | C．the, an | D．a, an |