necessary
- .I think ___ necessary ___ a foreign language.
- _______ is necessary for you to lock the car when you don’t use it.
- Is ____ necessary to complete the design before National Day?
- Is_____ necessary ____them to stop ________ every two hours?
- It’s not always necessary to look up the words _____ the dictionary while reading. Sometimes we need to guess.[ ]
- It’s necessary and important ______school teachers to teach their students how to get on well with others. —Yes, you said it.[ ]
- It’s necessary _______ us to keep our pets clean every day. [ ]
- It’s necessary ________ us _______ read English every day. [ ]
- It’s necessary _____ us _____blind people cross the street.[ ]
- It is necessary_____ others when they are in trouble.[ ]
- 1
- 2
- 共 2 页