Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
One difference between mathematics and language is that mathematics is precise ________.
A.language is not
B.while language is not
C.but language not
D.while is not language

Mark the letter A, B, C or D on your answer sheet to indicate the correct answer to each of the following questions.
I have told her that I am not going to go ahead with my plans _______ she may think.
A.whether
B.however
C.whatever
D.despite

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to the following question.
Determining the mineral content of soil samples is an exacting process; ________ experts must perform detail tests to analyze soil specimens.
A.afterwards
B.however
C.so that
D.therefore

Điền giá trị còn thiếu vào bảng:
m
2
25
310
65 × m
A.130
B.1625
C.20150
D.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
You have to take the full course of your antibioties even if you feel better, ________ your illness will simply return.
A.so that
B.whereas
C.otherwise
D.such as

Nối phép tính với kết quả thích hợp
17 × 23
13 × 27
12 × 37
444
391
351
Làm lại
A.12
B.23
C.31
D.

Mark the letter A, B, C, or D on your answer sheet to indicate the correct answer to each of the following questions.
The festival has many attractions. It will include contemporary orchestra music and an opera.________ , there will be poetry readings and theatrical presentations.
A.Otherwise
B.Nevertheless
C.On the other hand
D.Furthermore

Chọn đáp án đúng:
Mỗi quyển vở có 45 trang. Hỏi 25 quyển vở cùng loại có tất cả bao nhiêu trang?
1 025 trang
1 125 trang
1 225 trang
A.answer2
B.
C.
D.

Chọn đáp án đúng:
Giá trị của biểu thức 35 × a với a = 24 là: 
490
840
600
A.answer2
B.
C.
D.

Tìm x
x
:  15
=
1242
x
=
1242
15
x
=
A.×
B.18630
C.
D.