1. Ở cà chua, gen A quy định thân cao, gen a quy định thân thấp. Xác định kết quả lai khi có cây thân cao lai với cây thân thấp
2. Hoàn thành 2 sơ đồ sau:
  -TH1:
P:  Hoa đỏ AA  x  hoa trắng aa
G:
F1:
  -TH2:
P:  Hoa đỏ Aa  x  hoa trắng aa
G:
F1:

1. We wasted our money(go)________to that movie. It was very boring
2. We(be)________to HN three times this year
3. So far, over 40 people (kill) ________by the H7N9 avian flu
II) 
1. I/ used/ live/ this house/ when/ young
2. We/ just/ finish/ build/ new swimming pool 
3. The children/ love/ take/ their grandparents's house/ weekends 

4. If/ I/ enough/ money/ go/ the United States/ learn/ English 

Giải thích cho mình vì sao phải điền từ đó vào nữa nhaaa!!!

1. When I was young I wanted to be a fashion________(design)
2. The Internet is a very useful means of______(communicate)
3. Lan enjoyed the _______ atmosphere in the mosque ( peace)
4. The Internet has_______develop and become part of our daily life (increase)
5. We can trust him because he is a_______person(faith)
 

Cho 8,4 gam R tác dụng với O2 tạo thành 12 gam oxit

Xác định R?

1. "Please put the box here," Anne said to Peter

Anna asked

2. Do you know how to use a computer?

You know

3. I was caught in a traffic jam, so I got to the meeting twenty minutes late

Because of

4. I'll take the job unless the pay too slow

If