Trong phương pháp kí hiệu, sự khác biệt về quy mô và số lượng các hiện tượng cùng loại thường được biểu hiện bằng
A. sự khác nhau về màu sắc kí hiệu 
B. sự khác nhau về kích thước độ lớn kí hiệu
C. sự khác nhau về hình dạng kí hiệu 
D. a và b đúng

Choose one sentence that has the same meaning as the root one:
"I'm leaving here for Da Lat next week," said Mrs Lan.
A. Mrs Lan said she was leaving there for Da Lat the next week.
B. Mrs Lan said I was leaving here for Da Lat next week.
C. Mrs Lan said she is leaving here for Da Lat next week.
D. Mrs Lan said I was leaving there for Da Lat the next week.

Choose the word that has the underlined part pronounced differently from the rest:
brushed                    dressed                       prepared                  stopped
A. brushed                    
B. dressed                       
C. prepared                  
D. stopped

Choose one sentence that has the same meaning as the root one:
I'll come with you, shall I?
A. Will you come with me?
B. Would you like me to come with you?
C. Let me come with you.
D. Why don't I come with you?

Choose the correct sentence which is built from the words and phrases given:
meal / weeks / we / a / for / haven't  / good / three / had //.
A. We haven’t a good meal had for three weeks.
B. We haven’t had three weeks for a good meal.
C. We haven’t had a good meal for three weeks.
D. We for three weeks haven’t had a good meal.

Choose the best answer for the following sentence:
Who will take care ____________ the children when we go out?
A. in                    
B. with                   
C. of                  
D. on

Choose the best answer for the following sentence:
“The teacher had lots of difficulties in _____________ retarded students to understandthe lesson.
A. get
B. getting 
C. to get
D. to getting

Choose the best answer for the following sentence:
________ I was answering the phone, the door bell rang.
A.  Because              
B.  So                 
C. Since              
D. When

Choose a word that has different stress pattern:
alternative                  announce                  absolute                    arrive
A. alternative                  
B. announce                  
C. absolute                    
D. arrive

Find a mistake in the four underlined parts of the sentence and correct it:
I really think that apologizing is a little you can do now.
A. really think
B. apologizing
C. a little
D. can do