Vẽ góc nhọn xOy . Trên tia Ox lấy hai điểm A và B (A nằm giữa O và B). Trên tia Oy lấy hai điểmC và D (C nằm giữa O và D) sao cho OA = OC; AB = CD.
a) Chứng minh rằng: Tam giác OAD = Tam giác OCB?
b) Chúng minh rằng: góc OAD= góc OCB; góc BAD= góc DCB?
c) Gọi I là giao điểm của AD và BC; M là trung điểm của AC. Chúng minh rằng OM là phân giác góc xOy từ đó, chúng minh O; M; I thắng hàng?

Chuyển thành câu bị động bằng 2 cách (đây là câu bị động có 2 tân ngữ )

His father gives him many English books today

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Chuyển sang câu bị động

We will hold party with my friends next week

She is going to study Chinese to study in China

My father gave me a lot of foreign books yesterday

Nobody encouraged me after my difficulty

She did a lot of homework last night

Chuyển sang câu bị động

My mother has bought a flower vase recently

They advised me to go to the dentist soon

Nobody believes my story

Jimmy puts a novel on the table today

We are going to perform a play in front of many people next week

Cơn gió mùa thu hạ lướt qua vùng sen trên hồ, nhuần thấm cái hương thơm của lá, như báo trước mùa về của một thức quà thanh nhã và tinh khiết

với hiểu biết của em về văn bản , tác giả đã phát hiện được nét đẹp nào trong " thức quà thanh nhã và tinh khiết" ấy?

Neither/I/ nor/ my brother/like/play/the violin

A Neither my brother nor I like to play the violin

B Neither my brother nor I likes play the violin

C Neither my brother nor I likes to playing the violin

D Neither my brother nor I like play the violin

76. Next week, we have a plan of giving books away for the homeless children. (will)
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77. They have organized some non-profit campaigns to support for community service for ten
years. (started
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78. His paintings are not the same as mine. (different)
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79. My mother doesn’t like comics and my brothers don’t, either. (Neither…nor…)
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80. Ballets and modern dance are quite different. (not)
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1: She was ill, so she couldn't go to school yesterday. *

A. Because she was ill, so she couldn't go to school yesterday.

B. Because she was ill, she couldn't go to school.

C. Because of she was ill, she couldn't go to school.

D. Because of she couldn't go to school, she was ill.