Câu hỏi: After a grueling and busy week at work, the stillness of the river reminded Lara of the silence.

A. uproar

B. tranquility

C. serenity

D. tameness

Câu 1: He inherited a lucrative business from his father.

A. lucid

B. unprofitable

C. wealthy

D. profitable

Câu 2: School uniform is compulsory in most of VNese schools.

A. depended

B. optional

C. obligatory

D. required

Câu 3: After many months of grueling work and painful injuries to her shoulder and back, Susan realized that her dream of swimming the English Channel was unattainable.

A. impossible

B. unachievable

C. realistic

D. confused

Câu 4: Most of the guests at the dinner party chose to dress elegantly, but one man wore jeans and a T-shirt, he was later identified as a high school teacher.

A. unsophisticatedly

B. decently

C. gaudily

D. gracefully

Câu 5: They are launching a campaign to promote awareness of environmental issues.

A. encourage

B. publicize 

C. hinder

D. strengthen

Câu 6: We have to husband our resources to make sure we make it through these hard times.

A. spend

B. manage

C. use up

D. marry