2) xét tử ta có 

2014+2013/2+2012/3+...+2/2013+1/2014

=(1+2013/2)+(1+2012/3)+...+(1+2/2013)+(1+1/2014)+1

=2015/2+2015/3+...+2015/2013+2015/2014+2015/2015

=2015(1/2+1/3+...+1/2013+1/2014+1/2015) (1)

mà mẫu bằng 1/2+1/3+1/4+...+1/2014+1/2015  (2)

từ (1),(2)=> phân thức trên =2015

Để có thể soạn thảo văn bản Tiếng Việt, trên máy tính thông thường cần phải có:

A. Chương trình hỗ trợ gõ Tiếng Việt và bộ phông chữ Việt

B. Phần mềm trò chơi

C. Phần mềm soạn thảo văn bản

D. Cả A và C đúng

Choose the letter A, B, C or D the word that has different stress pattern from others.

A. absolutely

B. examinee

C. interviewee

D. Senegalese

Rearrange the sentences to make meaningful sentences

During/ all/ stop/ the/ banks/ shops/ festival/ and/ servicing.

A. During the festival, all banks and shops stop servicing.

B. During the festival, all banks and shops stop servicing.

C. During the festival, all stop banks and shops servicing.

D. During the festival, banks and shops stop servicing all

Choose the letter A, B, C or D to complete the passage below

Situated in Huong Son Site, Hanoi, Huong Pagoda complex is considered _________ (6) one among centers of Buddhism in Vietnam. Huong Pagoda Festival is a Buddhist festival held annually and lasts three months, _________ (7) the 6th day of Lunar New Year to the 6th day of the third lunar month in the year.

Huong Pagoda Festival is very different from other traditional festivals in Vietnam that recreational activities aren’t central part of the festival. Each year, thousands visitors from all regions in the country and foreign tourists as well _________ (8) to Huong Pagoda at the time of festival. However, their aim is to visit scenic setting of Huong Pagoda (so-called Huong Son Pagoda) and pray for themselves and their family

When _________ (9) Huong Pagoda, everyone brings a lavish tray of sacrifice to offer Buddha, who is worshipped at Huong Tich Pagoda. After an incense-offering liturgy, each will eat a piece of their sacrifice in order _________ (10) luck from Buddha. Visiting Huong Pagoda Festival and visiting pagodas in general have become a beautiful custom of Vietnamese people in the beginning of Lunar New Year.

Question 10: 

A. to receive

B. receive

C. receiving

D. received