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1 using gas instead of burning coal
2 we reduce the amount of water we use everyday
3 should use energy-saving appliances
4 taking care of the children
5 care of our children when we were away
6 taking the garbage to recycling centers
7 that you didn't phone me
8 my mother was busy, she couldn't go to the party
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1. She asked Minh if / whether he could speak Spanish
2. Thanh asked her teacher if / whether she would finish her exercise at home
3. Nien asked Hoa if / whether she had many new friends
4. They asked us if / whether we had to go then
5. They said to us if / whether we had to go then
6. I asked Nam if / whether he was free tonight
7. She asked me if / whether I knew the way to the station
8. John asked Nhi if / whether Phong Nha was in southern Vietnam
9. The visitors asked if / whether they could take photos
10. Daniel asked Jim if / whether there was a cafe nearby
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D B
fast
happy
sure
carefully
badly
because of
because
because of
because
because of
I'm sorry that I came late
They were disappointed that he didn't keep the secret
I'm happy that i passed the exam
We are glad that you come
he is worried that he will be punished
study
reads
will phone
make
ask