—Mom, my classmates invited me ________ a field trip. May I go with them? —OK.
| A．go on | B．to go on | C．go in | D．going on |
______ exciting news! We ’ ve never had ______ long vacation before.
| A．What; such a | B．What an; such a |
| C．How; such a | D．What; so a |
You leave your kid alone at home. It’s very dangerous.
| A．wouldn’t | B．needn’t |
| C．couldn’t | D．shouldn’t |
She too much food for us, for we aren’t hungry at all.
| A．has to cook | B．should cook |
| C．needs to cook | D．needn’t cook |
junk food and take more exercise, and you will be healthy.
| A．Stay away from | B．Be afraid of |
| C．Focus on | D．Take up |
The mother just now learnt that her son hadn’t stolen the money. She regretted ___ him yesterday.
| A．beat | B．beats |
| C．to beat | D．Beating |