—What do you call these animals? —We call them kangaroos.
The structure of sentence is .
| A．S + V | B．S + V + DO | C．S + V + IO + DO | D．S + V + DO + OC |
Environment(环境) is very________，but you don’t understand the_______ of it，you always drop litter everywhere．
| A．important，important | B．important，importance |
| C．importance，importance | D．importance，important |
He spent as much money as he could _______ a new iphone6.
| A．buy | B．buying |
| C．to buy | D．Bought |
The teacher told me _________when I left the classroom.
| A．lock the door | B．to lock the door |
| C．to knock at the door | D．knock at the door |
There ______ a large number of students in our school. The number of the students _______ over three thousand.
| A．is, is | B．are, are |
| C．is, are | D．are, is |
There is a test tomorrow. So Tom is busy _______ for it.
| A．prepare | B．ready |
| C．preparing | D．get ready |