— Flight 551 for Dalas ______. I must be off now.
— Have a pleasant trip then.
| A．is being announced | B．has announced | C．was announcing | D．had been announced |
____ you want to remember its usage, you’d better make a sentence with the new word.
| A．Unless | B．While | C．Now that | D．Even if |
You _____ to the meeting this afternoon if you have something important to do.
| A．needn’t to come | B．don’t need come | C．don’t need coming | D．needn’t come |
He said he would rather not _____ it right now.
| A．doing | B．to do | C．do | D．to be doing |
“Must we do it now?” “No, you _____.”
| A．won’t | B．needn’t | C．can’t | D．don’t |
The little girl _____ there alone.
| A．not dare go | B．dares not go | C．dare not go | D．dare not to go |