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cho hình vẽ:biết ab+cd=30cm ab/cd=2/3
diện tích bce=48cm2.tính diện tích abcd
cho hình thang abcd . ab=a , bc = b , cd = c , da = d (d<c). các tia phân giác trong của góc a và d cắt nhau tại m . các tia phân giác ngoài của góc b và c cắt nhau tại n . cm : mn // ab , tinh mn ?
18 tháng 4 2021 lúc 9:35
word form1.the (long) ___ of the experiment is 20 minutes.2. my aunt works as a (chemistry) ______ at a university.3. pupils are very interested in outside class (act) ___.4. some people play sport to be (health) ____, not because they like it.5. sometimes we are bored and (sleep) _____ with his long lectures.6. when foreigners talk to him, he can speak english (easy) ____ with them.7. i like the fried chicken in our school canteen: its really (taste) ____.P/s: làm và gt hộ e ạ
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word form
1.the (long) ___ of the experiment is 20 minutes.
2. my aunt works as a (chemistry) ______ at a university.
3. pupils are very interested in outside class (act) ___.
4. some people play sport to be (health) ____, not because they like it.
5. sometimes we are bored and (sleep) _____ with his long lectures.
6. when foreigners talk to him, he can speak english (easy) ____ with them.
7. i like the fried chicken in our school canteen: it's really (taste) ____.
P/s: làm và gt hộ e ạ
tìm 15 từ có âm / a: /
tìm 15 từ có âm / ae /
Chia động từ thì hiện tại hoàn thành thể phủ định
1. School(not/start).......yet
2we(not/plan)............our holiday yet
Ex1 : Tìm lỗi sai và sửa lại
1 : How many is that pack of milk ?
2 : Can you go to the store for I ?
3 : How many oranges would he want ?
4 : I like fried eggs but my brother does .
4. Choose the correct answers to complete the passage.
The Ha Long Bay is (1) ________ in QuangNinh Province in Vietnam. The name ofthe bay is roughly translated to descending dragon in Vietnamese. The bay is a UNESCO World Heritage (2) ________ and is lined by over a 1600 limestone islands and islets.
Legend has it that, when the Vietnamese were protecting their territory (3) ________ invaders, they offered prayers to their gods who then sent dragons as the protectors ofthe place. (4) _______...
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4. Choose the correct answers to complete the passage.
The Ha Long Bay is (1) ________ in QuangNinh Province in Vietnam. The name ofthe bay is roughly translated to descending dragon in Vietnamese. The bay is a UNESCO World Heritage (2) ________ and is lined by over a 1600 limestone islands and islets.
Legend has it that, when the Vietnamese were protecting their territory (3) ________ invaders, they offered prayers to their gods who then sent dragons as the protectors ofthe place. (4) ________ the invaders were approaching via sea, the dragons spat out Jewelscreating islands that lined the bay and obstructed the ships and boats of the invaders.
Ha Long Bay is one of the (5) ________ popular tourist destinations and is visited byhundreds of thousands of tourists each year. You can opt for a (6) ________ cruise, that willtake you as close to a lot of these islets.
1. a. visited b. located c. followed d. discovered
2. a. Nature b. Sight c. Wonder d. Site
3. a. from b. with c. to d. by
4. a. What b. Where c. When d. Which
5. a. much b. many c. more d. most
6. a. train b. boat c. plane d. bus
Which is _________ of the two girls?
A. tallest B. the tallest C. taller D. the taller
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