From what I learn about their hotel, the service and the weather, they their holiday very much.
| A．couldn’t have enjoyed | B．shouldn’t have enjoyed |
| C．needn’t have enjoyed | D．can’t have enjoyed |
In the TV ad, the actress is asked to jump with her mouth ________ open, showing her ________ teeth.
| A．wide; sounding | B．widely; sounding |
| C．wide; sound | D．widely; sound |
I cannot thank you ________ much. I might never have been admitted to such a famous university but for you.
| A．quite | B．that |
| C．too | D．very |
We'd better grow the plant in a ________ plastic box so that the children can see the roots growing.
| A．safe | B．square |
| C．transparent | D．thick |
—Oh, I've just locked my keys in my office again.
—You're always so careless, but ________ let's see what we can do about it.
| A．otherwise | B．therefore |
| C．anyway | D．besides |
—Language learning is much ________ for children.
—Yeah, I quite agree. Their minds are more flexible.
| A．easier | B．easy |
| C．the easiest | D．the easier |