Since we ____ for almost two weeks, I’ll need to buy a large backpack in advance to carry my supplies of food and water.
| A．have walked | B．will be walking |
| C．have been walking | D．walked |
________ was known to them that the boss had broken his promise ________ he would give them a rise.
| A．What; what | B．It; which |
| C．It; that | D．As; that |
There are many new central leaders in China now, ________ many once worked in the western provinces.
| A．in which | B．of whom |
| C．in whom | D．for whom |
—Did you get my iPhone 4S broken last night?
—________ I didn't mean it.
| A．That's a setup. | B．Forgive me. |
| C．Forget it. | D．So what? |
________ song Jay Chou sings will become popular pretty soon.
| A．What | B．Whatever |
| C．Whose | D．Whichever |
You ________ pay too much attention to your reading skill, as it is so important.
| A．can't | B．shouldn't | C．mustn't | D．needn't |