Susan won't arrive at the airport on time _____ she hurries up.
| A．once | B．if |
| C．or | D．unless |
I think the dictionary must ____. It has his name on it.
| A．belong to Nick’s | B．be Nick |
| C．belong to Nick | D．be long Nick |
I could speak French Chinese, but luckily I could talk with them in English.
| A．both; and | B．neither; nor |
| C．either; or | D．not only; but also |
--- Will you please answer the door? It _______ be your sister.
---Sorry, I ________. I'm feeding the rabbit.
| A．must；mustn’t | B．will；can’t |
| C．may；can’t | D．must；needn’t |
－Jim, is physics difficult to learn in high school?
－Sure. No subject can be learned well hard work.
| A．without | B．from |
| C．through | D．for |