---Who is making so much noise in the garden? --- ___ the children.
| A．It is | B．They are | C．That is | D．There are |
Hiking is ____ great fun .You will get close to ____ nature and take exercise at the same time.
| A．a; the | B．a; 不填 |
| C．不填；the | D．不填；不填 |
--- I’ll be away for a while. Would you mind looking after my baby?
--- Not at all. .
| A．But I’ve no time | B．I’d rather not |
| C．My pleasure | D．I’d love to |
Not until the man was out of work again going to attend a training class.
| A．he considered | B．did he consider |
| C．does he consider | D．considers |
The little girl who got lost decided to stay _______ she was and wait for her mother.
| A．what | B．how | C．where | D．who |
I feel a bit nervous since this is the first time that I _______ to give a lecture to so large an audience till now.
| A．am invited | B．have invited |
| C．have been invited | D．will be invited |