ola
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1 My village has and old pagoda
2 Literature is one of my favorite subjects in Secondary school
3 How many people are there in Linh's family?
4 My friend doesn't live with his family in Ha Noi
5 Hoa gets up and brushes her teeth at 6 o'clock
1.an/pagoda/village/ola/My/has
=>My village has and old pagoda
2. favorite subjects/Literature/secondary school/one of/is/in/my
=>Literature is one of my favorite subjects in Secondary school
3. there/family/many/in/are/How/Linh's/people/?
=>How many people are there in Linh's family?
4/his/friend/in/family/My/Hanoi/doesn't/with/live
=>My friend doesn't live with his family in Ha Noi
5/brus/six/gets/her/o'clock/Hoa/at/up/teeth/and
=>Hoa gets up and brushes her teeth at 6 o'clock
Ta có: OE = OF
=> O là trung điểm của EF (đpcm)
Ta có: OE = OA + AE
OF = OB + BF
Mà OE = OF; OA = OB (O là trung điểm của AB)
=> AE = BF(đpcm)
ụg
nghê thằng u
(đảo vần thử đi)