The company decided to invest in new technology to increase efficiency and productivity.

a. She was angry then, but now we are close friends.

b. When I was 9, I used to fall in love with a girl in my class.

c. I hoped she would like it. However, I didn't know that she was allergic to pollen.

d. One day, I bought a bunch of flowers to give her.

e. She coughed terribly when she smelt the flowers.

Though Tom was ill, he couldn't take part in the final interview with the company director.

Mark the letter A, B, C or D on your answer sheet to indicate the underlined part that needs correction in each of the following questions.

Although teaching at a primary school is a challenging job, but it is rewarding in many other aspects.

Mark the letter A,B,C, or D on your answer sheet to indicate the correct arrangement of the sentences to make a meaningful paragraph/letter in each of the following questions.

a. Finally, joining these organisations has also helped Viet Nam increase both local and international tourism.

b. Firstly, it is easier and more convenient for Viet Nan to promote its culture and 

c. In short, Viet Nam has benefited greatly from becoming a member of different international organisations.

d. Viet Nam has gained three main benefits since it joined different international organisations.

e. Also, this has created greater education opportunities for both Vietnamese and foreign students.