1 we (not play) won't well if it rains 2 if my sister(study) studies hard she will pass her exam with excellent results 3 they suggested (speak) speaking english in class more often 4 i'm sure that they (not go) won't go with him 5 what about (collect) collecting unused clothes for them 6 we are excited that our school (hold) is going to hold an english-speaking contest next week 7 i think we should (take) take a shower instead of a bath to save energy 8 raw sewage (pump) is pumped directly into the sea 9 if we go on (litter) litterning the environment will become seriously polluted 10 solar energy can (use) be used on cloudy days 11 the teacher suggested (go) going on a picnic next weekend 12 the boys kept (play) playing volleyball in the stadium although it was raining hard 13 we can reduce garbage by(collect) collecting all waste things for recycling 14 today i'm going to tell you how (save) to save energy in the kitchen 15 he(not come) won't come to your party if you don't invite him

cho tam giac ABC co BC = 1cm , AC=7cm .bt do dai canh AB la 1 so nguyen do dai canh AB bang A, =5cm B, =6cm C, =7cm D, = 8cm

những phẩm chất nào được đề cao trong câu tục ngữ một cây làm chẳng nên non ba cây chụm lại nên hòn núi cao

Làm giúp mình bài 2 nha.tks mng

Giúp e vs, e đang cần gấp Ai làm đc em vote 5 sao

Tron cau tra loi dung nhat 1.-I can meet you at your office at 8 a.m. Will.........? -It's so nice for you, thank you! A:you be convenient B:convenient for you B:that be convenient D:that convenient 2:-"I have bought you a toy. Happy birthday to you!" -"..............." A:What a pity! B:Have a nice day! B:The same to you. C:What a lovely toy! Thanks

Một tam giác cân có góc ở đáy là 35° thì góc ở đỉnh có số đo là:

Viết 1 đoạn văn từ 12 đén 15 câu bàn về có chí thì nên

Cây thuộc lớp hai lá mầm: A. Ngô B. Đậu C. Lúa D. Dừa

cho x<= 4 .tìm giá trị nhỏ nhất của A=x^2(2-x)