The invention of the steam engine， which was used to power heavy machines， brought about a ______ change in society. (A) persuasive (B) harmonious (C) conventional (D) revolutionary
To encourage classroom ______， the teacher divided the class into groups and asked them to solve a problem together with their partners. (A) operation (B) interaction (C) adjustment (D) explanation
Hundreds of residents received free testing ______ from the city government to find out if their water contained any harmful chemicals. (A) kits (B) trials (C) zones (D) proofs
The 2011 Nobel Peace Prize was awarded ______ to three women for the efforts they made in fighting for women’s rights. (A) actively (B) earnestly (C) jointly (D) naturally
The company is ______ and making great profits under the wise leadership of the chief executive officer. (A) applauding (B) flourishing (C) circulating (D) exceeding
It is absolutely ______ to waste your money on an expensive car when you cannot even get a driver’s license. (A) absurd (B) cautious (C) vigorous (D) obstinate
The problem of illegal drug use is very complex and cannot be traced to merely one ______ reason. (A) singular (B) countable (C) favorable (D) defensive
The non-profit organization has ______ $1 million over five years to finance the construction of the medical center. (A) equipped (B) resolved (C) committed (D) associated
One week after the typhoon， some bridges were finally opened and bus service ______ in the country’s most severely damaged areas. (A) departed (B) resumed (C) transported (D) corresponded
