Điền nghề nghiệp thích hợp vào chỗ trống và khoanh tròn “a” hoặc “an”

A/ an _____________ teaches students.

Read the following passage then choose the word A,B,C or D that best fits each of the blank spaces.

   More and more young people are ... (35) ... voluntary work abroad. The wild variety of jobs and destinations available is making it an increasingly attractive option for those who have just left school and have a year free before university. Many choose to spend these twelve months working in poor countries. There they will earn little ... (36) ... no money. But they will be doing something useful - and enjoying the experience.

   The work may ... (37) ... of helping the local communities, for example by helping to build new road or provide water supplies to isolated rural villages. Other projects may concentrate more on conservation or environmental protection. ... (38) ... kind of job it is, it is certain to be ... (39) ... and worthwhile, and an experience that will never be forgotten.

Question 39:

A. challenging

B. dangerous

C. difficult

D. attracted

Trong các trường hợp sau đây, trường hợp nào có công cơ học?

A. Vận động viên bắn cung đang giương cung nhắm mục tiêu.

B. Học sinh ngồi học bài.

C. Máy xúc đang làm việc.

D. Quả bưởi đang ở trên cây.