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1. Winning the football pools enabled us to buy a new car.
2.There is no use in calling Kim, because his phone is out of order.
3. The decorators managed not to make too much mess.
4. When is the last time you have a haircut?
5. I derive pleasure from collecting stamps.
6. Don't put off going to dentist's.
Bạn ghi cho đúng môn học nhé !
1) ABCD là HBH thì:
\(\overrightarrow{AB}=\overrightarrow{DC}\)\(\Leftrightarrow\) \(\left(1;-5\right)=\left(-2-x_D;1-y_D\right)\)
\(\Leftrightarrow\) \(\hept{\begin{cases}-2-x_D=1\\1-y_D=-5\end{cases}}\)\(\Leftrightarrow\) \(\hept{\begin{cases}x_D=-3\\y_D=6\end{cases}}\)
2) Bạn chuyển hết vế phải qua vế trái
Xác định tọa độ các vecto MA MB MC (nhân với các hệ số tương ứng)
thì ta có được hpt:
\(\hept{\begin{cases}x_{MA}-2x_{MB}+x_{MC}=0\\y_{MA}-2y_{MB}+y_{MC}=0\end{cases}}\)
Bạn tự làm tiếp nhé
Question 5 : Mary_____home when she met Dave.
A. came B. had come C. had been coming D. was coming
Question 6 : The doorbell_____while I_____a shower.
A. was ringing - took B. rang - was taking
C. had rung - took D. had been ringing - took
Question 7 : When I was young, I_____to be a pilot.
A. wanted B. had wanted C. would want D. wants
Question 8 : The war_____out three years ago.
A. was breaking B. had broken C. broke D. have been breaking
Question 9 : When he was young, he_____in the army.
A. had been serving B. serves C. have served D. served
Question 10 : She often goes to school by bike but yesterday she_____by bus.
A. travelled B. have been travelling
C. had travelled D. travels
1.It was only after he had left the house that he realized that he he had forgotten his keys (Did)
-> Only after he had left the house did he realize that he had fotgotten his keys
2.Is this coat the right size? Can I check? (Try)
-> Can I try this coat to check the right size?
1.Only when he had left the house did he realise he had forgotten his keys
2. Can I try this coat
3. Jack turned up half- way through the lesson
4. Doris is hoping to do the journey across Canada by train
34. Why don‘t you go with me? he asked me.
-> He asked ....why I don't go with him...........................................................
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