IV. Complete each sentence with one suitable preposition.
1. My parents are sick, so I stay at home to take care ________ them.
2. Staying up late ________ night and getting up late ________ morning aren’t good ________ our health.
3. My sister tells me a lot ________ you.
4. Lan helps me ________ my homework.
5. The boy looks tired. What’s the matter ________ him?
6. I was worried ________ my next exam but my teacher smiled ________ me and said “Try your best. Don’t worry!”.
IV. Complete each sentence with one suitable preposition.
1. My parents are sick, so I stay at home to take care _of___ them.
2. Staying up late ____at____ night and getting up late __in the______ morning aren’t good ____to____ our health.
3. My sister tells me a lot ___about_____ you.
4. Lan helps me ____with____ my homework.
5. The boy looks tired. What’s the matter ____with____ him?
6. I was worried ___about_____ my next exam but my teacher smiled __at______ me and said “Try your best. Don’t worry!”.