— Jack, do you know the answer ______ this question? It’s too difficult for me.
— Sorry, I don’t know. You can ask Jim for help. He is good at math.
| A．with | B．to | C．for | D．at |
It’s good ___ you to keep____ when you have something difficult_____.
| A．for; trying; to do | B．of; trying; doing |
| C．for; to try; to do | D．of; trying; to be done |
—Who’s the most modest boy in your class? –Daniel. He never_____ in public.
| A．gets off | B．takes off |
| C．shows off | D．turns off |
We are not sure if it ________ tomorrow. If it________, we won’t go hiking.
| A．will rain; rains | B．will rain ; will rain |
| C．rains; rains | D．rains; will rain |
How nice you are! You always do what you can ____________ others.
| A．help | B．helping |
| C．helps | D．to help |
—I think it’s impossible for us to work out the plan in just two days. It’s too difficult.
—You’re right. We can’t be _______ careful while working on it.
| A．so | B．very | C．too | D．more |