Choose the best answer:

1,Can you help me......this question?

a.for       b.with       c.to       d.of   

2,Nam hates......to the market.

a.to go     b.go      c.going     d. goes

3,She is studying hard.......pass the final exams.
a.for        b.in order to    c.so as    d.so that

4,It is really interesting,......?

a.does it    b.isn't it      c.doestn't it      d.is it

5,The doctor asked him.......a rest and.........any heavy work.

a.to take/to do     b.to take/not do        c.to take/ don't do     d.to take/not to do

6,I know you worked really......this semester.

a.hardly    b.good     c.bad        d.hard

7.Mary was born in France. France is her.........

a.mother tongue    b.first language        c.foreign language      d.a and b are correct

8.John came.............an old school friend in the street this morning.

a.with          b.along            c.across              d.off

9,If I were rich now, I...............travel around the world.

a.will       b.am        c.would       d.does

10,Peter is a Spanish, ...............?

a.oesn't he           b.won't he    c.isn't he            d.didn't he

\(\left(x+1\right)^2=4\left(x^2-2x+1\right)^2\)

\(4x^2+4x+1=x^2\)

\((x^2-2x+1)-4=0\)