find the ong choice that best completes the sentences

1 we will plant treesanh flowers along the...or in the parks

a, side walks b, pavements c, sideways d, a and b

2,every loves her because she is an .........girl

a,interesting b,interested c, interests d,anxious

3,Mai looks .......her mother

a,as b,the same c, like d, as same as

4,you should drive.............. The traffic is heavy

a,careful b, more careful c, more carefully d,most carefully

5, don't trust Bill .He is a kind of person who doesn't do what he says he will .he is so ........

a, reliable b, unreliable c, easy-going d, friendly

6,where is the ...........?I want to fry these potatoes

a, steamer b, saucepan c, frying pan d, cooker

7,Some people are very selfish .they only think of .........

a, himself b, itself c, ourself d, themself

8,To remember the words you've learnt ,you have to.........them often

a, repeat b, revise c, replace d, rewrite

9,Some of the products are at cheaper .........

a,prices b, costs d, prizes d, charges

10,If you want any further infomation please.............the head-off

a, relate b, contact c, connect d, combine

cho tam giác ABC góc B =45 độ ,đường cao AH,tia p/giác BD. biết góc BDA= 45 độ .cmr: HD//AB

Cho tam giác ABC vuông ở A,AB=3cm;AC=4cm.Phân giác góc B ,góc C cắt nhau tại O .Vẽ OE vuông góc AB;OF vuông góc AC

b,CMR AB+AC-BC=2AE

b,Tính khoảng cách từ O tới các cạnh của tam giác ABC

c,Tính OA,OB,OC