When it comes to____his classmates with the homework, he never feels tired.
| A．help | B．helping | C．give help | D．offer help |
There he was,standing still where I had left him and opening his mouth as if some-thing.
| A．to say | B．saying |
| C．to be saying | D．having said |
Making mistakes doesn't matter a lot; what really makes a difference is whether you can correct them____they get worse.
| A．as | B．after | C．when | D．before |
About China, the most frequently used word by people is "exciting", since the countryevery day.
| A．is changing | B．changes |
| C．has changed | D．was changing |
Douglas quite enjoyed himself while traveling in Huangshan, though the journey took a week
| A．specially | B．approramately |
| C．originally | D．naturally |
Good preparations should be made for a job interview, because first impressions really ．
A.count B.affect C control D.consider