Có ý kiến cho rằng ruột non là nơi tiêu hóa hoàn toàn thức ăn có đúng không? Hãy giải thích vì sao.

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Mấy câu này mình không biết làm Giúp mình với

mọi người ơi giúp em đặt câu với từ sau đây chia thì các thứ

Choose the correct options. 1. What ........ at that time yesterday? were you doing are you doing did you do 2. When the cock ....... food in the garden, he saw a big jewelry box. finds found was finding 3. While the toirtoise was running to the finish at his best, the hare ......... soundly. slept was sleeping were sleeping 4. While the grasshoper ......... music, the ants was busy with storing up food for winter. sang and enjoyed was singing and enjoying sings and enjoys 5. When the mouse came to the lion's cave, he ......... in there. isn't sleeping didn't sleep wasn't sleeping

giúp mk phần a rút gọn phần b,tìm x để A<1

Hòa tan hết m gam hỗn hợp X gồm MgO, CuO và Fe2O3 bằng dung dịch HCl, thu được dung dịch Y. Cho toàn bộ Y tác dụng với dung dịch NaOH dư, thu được (m + 3,78) gam kết tủa. Biết trong X, nguyên tố oxi chiếm 28% khối lượng. Tìm giá trị của m.

1. Choose the correct options. 1. What ........ at that time yesterday? were you doing are you doing did you do 2. When the cock ....... food in the garden, he saw a big jewelry box. finds found was finding 3. While the toirtoise was running to the finish at his best, the hare ......... soundly. slept was sleeping were sleeping 4. While the grasshoper ......... music, the ants was busy with storing up food for winter. sang and enjoyed was singing and enjoying sings and enjoys 5. When the mouse came to the lion's cave, he ......... in there. isn't sleeping didn't sleep wasn't sleeping

1. She……………………………speaking to him as long as possible. A. put off B. got off C. went off D. saw off 2. It’s very cold in here. Do you mind ………………………..I close the window A. whether B. as if C. If D. for 3. If only he……………………….agree to help us. A. will B. may C. would D. were

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