I.

1. It is lovely to seeing you again. → see

2. People cut the bottles in small pieces. → into

3. People mix the small pieces in certain chemicals. → with

4. Cloth bags used instead of plastic bags. → are used

5. Students are advised to collect plastic bottles to recycling. → recycle

6. Glass should collected and sent to factories. → should be

7. Be able to live in a clean enviroment is lucky. → being

8. Should do you water the compost? → bỏ

9. Weeds is covered the river bank. → cover

10. We can use the garbage making fertilizer. → to make

II.

1. Working in those conditions is impossible.

→ It’s impossible to work in those conditions.

2. I will repair your bike tomorrow afternoon.

→ Your bike will be repaired tomorrow afternoon.

3. He was delighted to receive his aunt’s letter.

→ He was delighted that his aunt sent him a letter.

4. Old car tires are recycled to make shoes and sandals.

→ People recycle old car tires to make shoes and sandals.

5. I’m very sad that I wasn’t accepted in that group.

→ I’m very sad not to be accepted in that group.

1)seeing->see

2)in->into

3)in->with

4)used->are used

5)to recycling->for recycling

6)should collected->should be collected