19. We help load the rice ……………….. carts on the first day of our trip to the countryside.
A. addict B. addictive C. addicted D. addicting
20.The US is a…………..…..country with over 80 ethnic groups.
A. multi-cultural B. bi-lingual C. rich D. ethnic
21. So many people nowadays are……computers and mobile phones. They use them a lot.
A. addicted B. bored C. worried about D. afraid of
22. Tam is a beautiful girl; …………………... , she’s kind-hearted.
A. therefore B. however C. moreover D. otherwise
23. While I……………….…the performance, I met one of my old friends.
A. watched B. was watching C. watch D. am watching
24. In 2010, Ha Noi …………………………. its 1000th anniversary.
A. celebrated B. commemorated C. worshipped D. remembered
25. Tet is an occasion for family……………………… in Viet Nam.
A. visitings B. Meeting C. reunions D. visited
26.Life in a small town is ………………………………… than that in a big city.
A. peaceful B. much peaceful C. less peaceful D. much more peaceful
27.The boys often help their parents to …………………………water from the village well.
A. gather B. collect C. give D. find
Một bao cân nặng số kg là:
591,5:91=6,5(kg)
Số bao ngày đầu tiện nặng là:
6,5x78=507(kg)
Cả 2 ngày cửa hàng nhập khẩu là:
507+591,5=1098,5(kg)
Đs:...
MA CHÓ THẰNG NÀO LM BÀI NÀY ĐÓ
--------MÌNH