Where are my keys? I must __________.
| A．find it | B．think them |
| C．find them | D．think it |
Monica, you ______ the exam! Congratulation!
| A．pass | B．have passed |
| C．will pass | D．are passing |
Water is the cheapest drink. And it is also ______.
| A．healthier | B．healthiest |
| C．the healthier | D．the healthiest |
The teacher is already standing here. Do you know when she ______?
| A．comes | B．came |
| C．is coming | D．was coming |
I’m busy now. I ______ to you after school this afternoon.
| A．talk | B．talked |
| C．will talk | D．have talked |
Eric arrived on time, ______ it was the rush hour.
| A．although | B．because |
| C．while | D．unless |