Choose the best answer

21. a majority of Vietnamese small and medium enterprises do not have in-house designers or specialized design staff, they have to hire freelance designers.

A. While    B. Since    C. Due to    D. Despite the fact

22. A large number of the country's craft villages are suffering from a shortage of human resources and difficulties in building brand recognition________ many international organizations have had projects to help them.

A. However B. But C. Even D. so that

23. Nowadays, Tan Chau artisans can produce silk of multiple colours they can meet customers' demands.

A. so B. in order that C. but D. in order

24. The bronze casting craft in Viet Nam dated back from the age of King An Duong Vuong ancient bronze arrowheads were made.

A. because B. although C. so D. when

25. I got to class on time __________ I had missed my bus.

A. even though B. nevertheless C. because D. despite

26. Brian used to be an active person, but now he has to limit his activities ____ problems with his heath.

A. nevertheless B. because of C. although D. in spite of

27. Some snakes are poisonous, _______ others are harmless.

A. but B. so C. for D. despite

28. being tired, he can’t work longer.

A. Because B. despite C. owning to D. Besides

29. it was so cold, he went out without an overcoat.

A. If B. Since C. Although D. Because

30. it was late, we decided to walk home.

A. Because B. Since C. Because of D. Although