1. I didn’t go to school yesterday ___________ I was ill
A. but B. so C. because D. although
2. If we ________cutting down the trees, we can’t prevent floods and other natural disasters
A. will stop B. don’t stop C. stop D. won’t stop
3. My sister ________ to Hue before.
A. didn’t go B. doesn’t go C. hasn’t gone D. isn’t going
4. Our future houses will use __________ energy and they are very friendly to the environment.
A. sun B. sunny C. solar D. lunar
5. Do you think we might ________ with robots in the future?
A. live B. living C. lives D. to live
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Sinh Học lớp 12
