American English has changed _______ the centuries. There are several reasons _____ this.
| A．over, for | B．for, with | C．in, of | D．during, about |
You trust an online shop just because it has a beautifully-designed website.
| A．shouldn’t | B．mustn’t | C．couldn’t | D．needn’t |
—Jack said you got a unique watch for your birthday.
—Yes. Maybe it is not to the taste of , but I like it.
| A．everyone | B．anyone | C．none | D．nobody |
Hearing the news, he rushed out, ______ the book ______ on the table and disappeared into the distance.
| A．left; lain open | B．leaving; lying open |
| C．leaving; lie opened | D．left; lay opened |
Burglar alarms ________ at any time of the day or night serve only to annoy.
| A．go off | B．that go off |
| C．that are going of | D．which going off |
— Why do you look so worried?
—My computer broke down and my essay ______ unfinished since.
| A．had left | B．has been left |
| C．has left | D．was left |