\(\left(x-2\right)^2=x\left(x-3\right)\)

⇔\(x^2-4x+4=x^2-3x\)

\(\Leftrightarrow-x+4=0\)

\(\Leftrightarrow-x=-4\)

\(\Leftrightarrow x=4\)

Question 1: B.plays (/z/ ≠ /s/)

Question 2: B.dangerous (/ei/ ≠ /æ/)

Question 3: D.decide (\(2^{nd}syllable\ne1^{st}syllable\))

Question 4: C.diversity (\(2^{nd}syllable\ne3^{rd}syllable\))

art

Traffic rules should be obeyed strictly by road users

The water was not warm enough for the children to swim in

The boss's secretary is believed to delete that letter

The water was not warm enough for the children to swim in

B1:

1, He is getting someone to mend the windows.

→He's having someone mend the windows.

2, Most students can work very hard when they feel like it.

→Most students are capable of working very hard when they feel like it.

3, I'll find that man, no matter how long it takes. (thêm 'long' nhé)

→However long it takes, I'll find that man.

4. He didn't set the alarm clock so he got up late.

→If he had set the alarm clock, he wouldn't have got up late.

B2:

1.The fire happened while we were having dinner.  (during)

→The fire happened during our dinner.

2, Is this the only way to get to the town centre?  (other)

→Is there any other way to get to the town centre?

4, The film we saw last week was more frightening than this one.

→This film is not as frightening as the film we saw last week.

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