Fill each gap with the correct form of the word given in brackets:
1.I.......... wrote letters of application, but got no reply.(END)
2. The thing I hate most about John is his..........(RELY)
3. Bater, however, was a very... system(SATISFY)
4. Although he was not.............. about helping with the washing up, he did so all the time(ENTHUSIASM)
5. In some areas water has to be boiled to .... it(PURE)
6. There was a heavy..downpour.... yesterday afternoon which completely ruined the church garden party. (POUR)
7. The man was found guilty of fraud and sentences to 3-year..............( PRISON)
8. Some people claim to be able to............. the future. (TELL)
9. While walking in the mountains in the Noth Wales, we came across a ......quarry. (USE)
10. Thank you for your............. delivery of the parcel(time)

mọi người biết bài này ở sách nào ko ạ cho mình xin tên ạ

Cho tam giác ABC , A = 90 độ , đường cao AH , E và F là hình chiếu của H trên AB và AC . Gọi K là trung điểm CH , Chứng minh KF vuông góc EF và AH³ = BC x HE x HF

mn giúp e đi ạ e cần gấp lắm

"police attacked"says student leader