—Have you finished your book report?
—Not yet. I couldn’t _______ on it with so loud music next door last night.
| A．draw | B．devote | C．direct | D．concentrate |
Try to be more careful next time. Carelessness only ______ mistakes.
| A．tends to | B．results from | C．leads to | D．turns to |
The great chance he has been looking forward to _______ at last.
| A．appear | B．appearing | C．has appeared | D．appeared |
When ______ with any difficulty, you should not give up easily.
| A．facing | B．faced | C．to face | D．being faced |
As soon as I joined the big crowd yesterday, I got _______ from my friends.
| A．lost | B．separated | C．divided | D．spared |
______ life pace continues to speed up, we seem to be losing the art of enjoyment.
| A．With | B．When | C．While | D．As |