Giả sử một chuỗi thức ăn được mô tả như sau: châu chấu ăn thực vật; châu chấu là thức ăn của chim sẻ; diều hâu ăn chim sẻ. Vẽ chuỗi thức ăn trên

Mn ơi giúp mình với Cảm ơn mn trước ạ

I. Rewrite the following sentences, keeping the meaning unchanged. 1. We didn’t enjoy the trip because of the heavy rain. The heavy rain prevented............................................................  Because 2. Mr. Thanh couldn’t enjoy the meal because of the stomachache. The stomachache prevented..................................................................  Because …………………………………………………………………………………………………….. 3. Lan didn’t go to school yesterday because of her sickness. Because Lan........................................................................................... Lan’s sickness ………………………………………………………………………………………………………. 4. The buses couldn’t run because of the storm. The storm prevented........................................................................... Because …………………………………………………………………………………………………….. 5. Because he was ill, he couldn’t go to school.He couldn’t........................................................................................... His illness ………………………………………………………………………………………………………….

Mọi người giúp em với , em cần siêu gấp luôn ạ

Tính giá trị của biểu thức 364536 - ( 565 : 5) x 9

Cho biết kết quả và ý nghĩa của cuộc tiến công địch ở biên giới phía bắc 1950

4/ Trước ý kiến đột ngột của chỉ huy .Vì sao ai cũng thấy cổ họng mình nghẹn lại..................................................................

Viết đoạn văn ngắn từ 5-10 dòng suy nghĩ về trách nhiệm của thế hệ trẻ trong việc xây dựng và bảo vệ đất nước

1/ she showed a great...in healping the disabled people in her (generous) 2/ this car is ... because it consumes much more gases than that one (economy) 3/ the firm keeps... the iphone's design to attract more customers.(change) 4/there are many ... throughout the years in the world(celebrate) 5/trung's sense of humor ... him from other students (distinct) 6/christmas is the ...festival of the year in most of Britain(big) 7/.....waves are one of the great forces of nature.(tide) 8/i'll never forget the ... you have shown me.(kind) 9/taxis are too ... for many people to afford.(cost) 10/the internet has ... developed in Vietnam 11/every student was very ... about the holiday .(excite) 12/our team played ... We lost (success) 13/We couldn't win the prize.We were .....(success)

IV. Fill in the blank with What, Where, When, Why, Who, How, How far. Ex: What is your name? - My name’s Trung. 7. ............ do you go to school? - At half past six. V. Fill in the blank with although, and, because, but, or, since, so, unless, until, when. 1. Things were different ......................... I was young. 2. I do it ......................... I like it. 3. Let us wait here ......................... the rain stops. 4. You cannot be a lawyer ......................... you have a law degree. 5. She has not called ......................... she left last week. 6. I saw him leaving one ......................... two hours ago. 7. This is an expensive ......................... very useful book. 8. We were getting tired ......................... we stopped for a rest. 9. He was angry ......................... he heard when happened. 10. Walk quickly ......................... you will be late. 11. He had to retire ......................... of illness. 12. We will go swimming next Sunday ......................... it doesn’t rain. 13. I heard a noise ......................... I turned the light on. 14. Would you like a coffee ......................... tea?