Vẽ cho e Luyến Trụ nha !! Mơn mn ^^

phân biệt mol nguyên tử và mol phân tử ? khối lượng mol là gì ? cách xác định khối lượng mol

Giúp mình 2 bài này ạ bài 14 và 15 ạ

Chọn đáp án đúng : 1 , What's your ....................... ? - I am 45 kilos . a , height b, heavy c , weight d , tall 2 , His mom wanted him ................... some bread . a , buy b , to buy c, buying d , to buying 3 , I'm not busy on Wednesday . a , tired b, late c , at home d , free 4 , He's a ........................ volleyball played . a , skill b, skillful c , skillfully d , skills 5 , Children should .................. to bed early . a , go b, to go c, going d , goes 6 , She doesn't like pork , and ................... does her uncle . a , either b , so c , neither d , too

Give the correct verb form 1. "Was Paul at the party when you arrived?" "No, he ..........(go) home " 2. I felt very tired when I got home, so I ...............(go) straight to bad. 3. The house was very quiet when I got home. Everybody..............(go) to bed 4. Sorry I'm late. The car....................(break) down on my way here 5. We ................(drive) along the road when we .............(see) a car which ................ (break) down, so we .............(stop) to help

Bài 1 : Một số có chữ số hàng đơn vị là 2. Nếu gạch bỏ chữ số 2 thì số đó giảm đi 1802 đơn vị. Tìm số đó. Bài 2 : Tìm 1 số tự nhiên, biết rằng nếu thêm 1 chữ số 0 vào giữa hàng chục và hàng đơn vị của số đót được một số gấp 7 lần số đó. Bài 3 : Tìm một số tự nhiên có 3 chữ số, biết rằng nếu viết thêm chữ số 0 vào giữa hàng chục và hàng đơn vị của số đó ta được một số gấp 6 lần số cũ.

dãy tỉ số bằng nhau sinh ra 2 tính chất để làm gì ạ

4. I haven’t heard any news of Peter _______ 1999 .A. in B. since C. on D. before 5. Not many people think that country life is _________. A. bore B. boring C. bored D. boringly 6. After two hours travelling by bus, they _________ a quiet town by the beach. A. arrived B. got C. went D. reached 7. We are going to send some _________students for the program. A. exchanging B. exchange C. exchanged D. to exchange 8. Do you collect stamps or other things ? _Yes, I am a stamp ______ A. collecting B. collector C. collection D. collect 9. Hoa has to walk to school ; so she wishes she _______ a bicycle. A. has B. had C. will have D. has had 10. She doesn’t like Spanish ,________she has to study the language. A. so B. though C. but D. however 11. We ________the nearest village before sunset . A. came B. arrived C. went D. reached 12. If only I _______in the countryside right now . A. were B. am C. can be D. would be 13.He used to________his living by delivering vegetables to city hotels. A. earn B. gain C. get D. make 14. Last week I _______my children to the zoo in town . A. brought B. fetched C. took D. got 15. He _______write to me once a week but he doesn’t write any more. A. use to B. uses to C. used to D. using to 16. What does this book consist ________ ? A. with B. of C. about D. in 17. The course is _______for children in this country. A. religious B. option C. adding D. compulsory 18. My friends asked me _____________keep in touch . A. promise to B. promised to C. to promise D. to promise to 19. I am not ________on the left . A. used to driving B. used to drive C. used to drive D. used to be driven 20. After two hours traveling by bus, we ________ Vung Tau. A. came B. got C. reached D. went

GIÚP MK PHẦN II BIỂN BÁO NHÉ (cả 2 câu)

Rewrite the sentence so that the meaning doesn't change: I'll smoke shisha at this time tomorrow :v =>________________________________________________