You could hardly imagine _____ amazing the Great Wall was _____you saw it with your eyes.
| A．how, unless | B．what, unless |
| C．how, if | D．what, until |
The rich man has five________dollars．He is generous and he has decided to give away some money to charity．
| A．million |
| B．millions |
| C．million of |
| D．millions of |
—I have finished________the model plane．Would you like to see it？
—Sure．
| A．make |
| B．made |
| C．making |
| D．to make |
—Is this your schoolbag？
—Yes，it is．It belongs to________．
| A．I |
| B．me |
| C．my |
| D．mine |
Mum，Harry Potter is my favorite book．I________it three times already．
| A．read |
| B．am reading |
| C．will read |
| D．have read |
Do you know that the Earth is home to________animals．
| A．million |
| B．millions |
| C．millions of |
| D．million of |