— Must we get to the airport before 8 o’clock?
— No, you _____. The plane takes off at 12 o’clock.
| A．mustn’t | B．needn’t | C．wouldn’t | D．shouldn’t |
Mary is _____ than her cousin.
| A．friendly | B．friendlyer | C．more friendly | D．most friendly |
-- Would you like to come to my birthday party?
-- _____
| A．Yes, please | B．No, I don’t | C．No, I’m busy | D．Yes, I’d love to |
I believe _____ important to have a rest when you feel very tired.
| A．we’re | B．you’re | C．its | D．it’s |
Don’t stop working _____ twelve.
| A．to | B．at | C．when | D．until |
It’s important to eat a _____ diet.
| A．balance | B．balanced | C．balancing | D．balances |