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𝓗𝓾𝔂 ♪
Giới thiệu về bản thân
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TL:
1/ Are the windows locked every day?
2/ Was him told about that?
3/ Has this present been opened?
4/ Are the trees being planted in the yard?
5/ How long hve these doors been painted?
6/ What is the party going to be bought for?
7/ Was a movie being seen at this time yesterday?
8/ How many books have been written up to now?
HT!
TL: (động từ cần chia là "play" phải không)
He played the guitar when he was in high school
Lý do: QKĐ + when + QKĐ
HT!
B. (every day -> HTĐ)
HT
Does your mother go to work by bus? ’’Your mother’’ means ’’…’’.
A. her: cô ấy (đúng 1 mình)
B. hers (đại từ sở hữu thay thế một cụm danh từ hay danh từ trước đó để tránh lặp lại trong câu. )
C. she :cô ấy
D. she’s :của cô ấy
=> C. she :cô ấy, bà ấy
HT!
Ta có: x:y = 7:11=> \(\dfrac{x}{11}=\dfrac{y}{7}\)
Áp dụng t/c của dãy tỉ số bằng nhau:
\(\dfrac{x}{11}=\dfrac{y}{7}\Rightarrow\dfrac{x+y}{11+7}=\dfrac{288}{18}=16
\) (vì x+y=288)
=> \(\dfrac{x}{11}=16\Rightarrow x=176
\)
=> \(\dfrac{y}{7}=16\Rightarrow y=112\)
Vậy ...
HT!
Ta có : Góc tới = góc phản xạ
Hay i = i'
Mà i = 90o - 30o =60o
=> góc phản xạ (i') =60o
Huy:)
(#°Д°)