Bài 3: Điền số. a) 700 cm2 = ... dm2 b, 4 dm2 = ... m2 2 cm2 = ... m2 c) 6m2 9dm2 = ... m2 3300 dm2 = ... m2 80000 cm2 = ... m2 900 dm2 = ... m2 1cm2 = ... dm2 80000 cm2 = ... m2

câu c,cho x+y+z=0.cmr:x ³+y ³+z ³=xyz

Exercise 6: Put the verbs in brackets into the past simple or the present perfect 1.A: __________ (you/ ever/ meet) anyone famous? B: Yes, last summer I __________ (sit) next to Brad Pit on a plane to LA. 2.A: How long ago __________ (you/ start) painting? B: Ten years ago. I __________(recently/ complete) a painting that the National Gallery __________ (ask) me to do a year ago. 3. A: Last night, I __________(see) the latest James Bond film. B: Oh, I__________(already/ see) it twice. 4. A: Do you know that Mrs Janet __________(work) here for sixteen years? B: I thought she__________(start) working here ten years ago. 5. I (invite) __________them to my birthday party yesterday, however, they (not come) _________. 6. My brother (begin) __________ looking for a job in January. 7. Timson (make) __________13 films and I think her latest is the best. 8. She (be) ____________ extremely quiet since her husband died. 9. Jane (leave)____________ just a few minutes ago.

Bài 1 : Viết số thích hợp vào ô trống: 7km 47 m = km 46dm=…. m…dm 29m 34 cm = cm 1372 cm = ….m….cm 1 cm 3mm = mm 4037m = …km…m Bài 2: a. 3 4/5 + 2 3/6 b. 3 4/5 - 2 3/5 c. 93/100 - ( 13/100 + 17/100) d. 7/(8 ) : 2 e. 4 x 3/11

Giúp mik câu 3 vs ạ cần gấp hứa cho ctljn

EM cần anh chị giải dùm nhanh nhất với ạ ,em cảm ơn !!!

Tính nhanh A=2/1.3+2/3.5+...+2/99.101

giúp mình vs ạ, mĩnh sẽ vote 5* và ctlhn

241. Ba said, "Why don't we stop eating chicken to avoid being infected with bird -Ba suggested that chicken shouldn't... 242 Let's break for lunch," -John auggested that. 230. Would you like to have lunch with me on Sunday?" --Lan invited mo 231. Would you like a cup of tea?" Jana offered John. 232 Why don't we discuss it over a coffee? -Tom suggested.

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