giúp mình vs ạ
1. Nam didn't work hard, so he failed the examination.
→ If Nam had
2. He left quietly so that he wouldn't disturb the children
- So as
3. He didn't know how to cycle until he was 20.
It was not until
4. Mary has bought a new car.
A new
5. She didn't come home until midnight.
It was not until
6. We didn't go to the concert last night because we were busy
If
7 I swept the broken glass of the path I wanted to prevent an accident.
In order to
8. A French architect designed the bridge
The bridge.
9 There are fifteen floors in that building (Make a question for the underlined part)
10. They are building several new schools in our town
Several new schools.