The students first visited the Visitors’ Center and then ________ to the Outdoor Pool．
| A．go |
| B．are going |
| C．going |
| D．went |
The family is very poor and they can’t________ to buy a computer for him.
| A．play | B．watch | C．afford | D．carry |
We live in a world _______ colours.
| A．is full of | B．full of |
| C．filled of | D．is filled with |
Not only the students but also their teacher _______ about the four people.
| A．know | B．knowing | C．knows | D．to know |
---Have you found ________ in the grass, Millie? ---No, not yet.
| A．nothing unusual | B．unusual anything |
| C．anything unusual | D．unusual something |
---It’s time to sleep, Daniel.
---Oh, Mum, I won’t go to bed _____ I finish my homework.
| A．after | B．until | C．because | D．since |