The questionnaire takes ______ ten to fifteen minutes to complete and can be used along with the assessment interview.

A.mainly B.punctually C.approximately D.precisely

As there is less and less coal and oil, scientists are exploring new ways of making use of ______ energy, such as sunlight, wind and water for power and fuel.

A.primary B.alternative C.instant D.unique

In my view, London's not as expensive in price as Tokyo but Tokyo is ______in traffic.

A.the most organized B.more organized

C.so organized as D.as organized as

My brother is really ____. He often works in his office far into the night.

A.open-minded B.hard-working C.self-confident D.warm-hearted

As he works in a remote area,he visits his parents only ____.

A.occasionally B.anxiously

C.practically D.urgently

In those days, our _________ concern was to provide people who were stopped by the snow storm with food and health care.

A.normal B.constant

C.permanent D.primary

After the long journey, the three of them went back home, ＿＿＿＿＿＿ .

A.hungry and tiredly B.hungry and tired

C.hungrily and tiredly D.hungrily and tired

I like this jacket better than that one，but it costs almost three times ________.

A.as much B.as many

C.so much D.so many

A cough is usually nothing to worry about unless it lasts for ten days ___.

A.or more B.instead C.at most D.only

Ten years ago the population of our village was_________ that of theirs.

A. as twice large as B. twice as large as

C. twice as much as D. as twice much as