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1 A lot of money have won by the postman.
2 What time can the papers be handed by the people?
3 How did the lost girl be found by the police?
4 Chịu
5 Chịu
nha
1, i need to cleaned my shoes before the interview
5. they built the building 100 years ago
1. Can Peter repair the bike ? ( skilful )
~> No , he ________________________isn't skilful enough to repair it.
2. Will you take a rest after lunch ? ( tired )
~> Yes , I _________________am tired enough to take a rest after lunch.
3. Can I work with these men ? ( old )
~> No , you _____________________aren't old enough to work with him
4 . Can she join our club ? ( old )
~> Yes, she ______________is old enough to join our club.
5. Can they hang the picture on the wall ? ( tall )
~> No, they ___________________ aren't tall enough to hang it on the wall.
6. Did you wear this coat last winter ? ( cold )
~> No , it was ________________ cold enough to wear this coat.
7. Can you listen to the music on the radio ? ( clear )
~> No, it ___________________ isn't clear enough to listen to the music on the radio
8. Will you buy the new CD of the band ? ( good )
~> Yes, the songs are __________________ good enough to by the new CD of the band.
9. Can we swim early in the morning these days ? ( warm )
~> Yes, the water is______________________ warm enogh to swim in the morning these days.
10. Why don't we sit ouside? ( cool )
~> Yes, it's __________________ cool enough to sit ouside.
Bài 5:
a: 2x-(3-5x)=4(x+3)
=>2x-3+5x=4x+12
=>7x-3=4x+12
=>3x=15
=>x=5
b: =>5/3x-2/3+x=1+5/2-3/2x
=>25/6x=25/6
=>x=1
c: 3x-2=2x-3
=>3x-2x=-3+2
=>x=-1
d: =>2u+27=4u+27
=>u=0
e: =>5-x+6=12-8x
=>-x+11=12-8x
=>7x=1
=>x=1/7
f: =>-90+12x=-45+6x
=>12x-90=6x-45
=>6x-45=0
=>x=9/2
1)\(6x-x^2=x\left(6-x\right)\)
2)\(5x^2z-15xyz+30xz^2=5x\left(xz-3y+6z\right)\)
3)\(x^3-6x^2+9x=x\left(x^2-6x+9\right)=x\left(x-3\right)^2\)
1. How do they teach Math in primary school? ( câu này còn có mmootj cách chuyển khác là Do they teach Math in primary school?)
2. The telephone was invented by Alexander Granham Bell in 1876.
3. You will be laughed ìf you wear that silly hat.