Câu 8 : D
Câu 9 : C
Câu 10 : B
Câu 11 : A

 

Question 8: Before you go to a foreign country, it is _____ to learn about its customs and traditions.

            A. necessity                 B. necessary                            C. necessarily              D. necessarian
Question 9: The volunteers have to work much _______ usual to save the dying animals from the forest fire.

            A. as hard as               B. more hard than                   C. harder than             D. the hardest

Question 10: You _____touch other people’s head, as it is considered disrespectful.

            A. should                    B. shouldn’t                            C. may                         D. may not

Question 11: There are many great performances in Hue festival such as the ao dai fashion show, human chess, boat races, etc; _____, I think the royal court music performances are the most impressive.

            A. however                 B. although                             C. though                    D. therefore

Question 12: The legend of Mountain and Sea spirit is very _____with Vietnamese.

            A. strange                    B. difficult                              C. different                 D. familiar

Question 13: What a ______fairy!

            A. considerate             B. consideration                      C. considerately          D. considerful