Điền đáp án đúng vào chỗ trống:
Tính diện tích hình thang có hai cạnh đáy lần lượt là: 123cm và 145cm, chiều cao là 60cm.
Đáp số:\[cm^2\]
A.8040
B.
C.
D.

Mark the letter A, B, C, or D to indicate the sentence that best combines each pair of sentences in the following questions
The demand was so great. They had to reprint the book immediately.
A.(4) They demanded to reprint the book immediately.
B.(3) The book would be reprinted immediately since the demand was great.
C.(2) So great was the demand that they had to reprint the book immediately.
D.(1) They demanded that the book be reprinted immediately.

Điền đáp án đúng vào chỗ trống:
Tính diện tích hình thang vuông ABCD có AB = 5cm; CD = 11cm; AD = 6cm.
Đáp số:\[cm^2\]
A.48
B.
C.
D.

Nối hình thang với diện tích tương ứng:
45dm2
30dm2
49dm2
Làm lại
A.11
B.23
C.32
D.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
"My battery had no electrical power left." means : "My battery was _______."
A.out
B.over
C.stop
D.flat

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
I can’t contact him by mobile phone, the network _____ is so weak.
A.sign
B.signal
C.line
D.wave

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Smart phone is a device with _______ with functions similar to a computer, a digital camera, and a GPS device, in addition to a phone.
A.face
B.surface
C.appearance
D.touchscreen

Find the word which has a different sound in the part underlined.
A.creating
B.reading
C.teammate
D.seaside

Điền số thích hợp vào chỗ trống:
Tính diện tích hình thang ABCD biết: BH = DH = CH; diện tích tam giác BHC bằng 50cm2.  
Đáp số:cm2
A.150
B.
C.
D.

Tính diện tích hình thang vuông sau
A. $ 2216,25c{{m}^{2}} $ .
B. $ 22,1625c{{m}^{2}} $ .
C. $ 221,625c{{m}^{2}} $ .
D. $ 22,1526c{{m}^{2}} $ .