1. Nobody told me about it.
=> It....
2. I don't like pupils asking stupid questions
=> Being ......
3. she doesn't like the orthers laughing at her
=> laughed .....
4. the boss had his secretary type all these letters
=> typed ......
5. They employded the workers to repair their house
=>...
Giúp vs mình cần gấp nhé : ;);)
1 . Don't speak until someone speaks to you
=>
2.It is possible to do this
=>
3.He hates people making fun of him
=>
4.Everyone thougt that the Government had ignord theỉ opinions
=>
5.They gave him artificial respiration
=>
6.Before they invented printing people...
Cho tam giác ABC có ba góc nhọn , các đường cao AM , BE , CF cắt nhau tại H . Chứng minh ta có hệ thức cos^2 A + cos ^2 B + cos^2 B = 1 - S của tam giác MEF