Whitewater rafting is more adventurous and difficult than ________ rafting．

ordinary

common

simply

normal

At that time, all of them noticed that the flowers ________ a very sweet smell．

gave in

gave out

gave up

gave down

The building which ________ now will be our teaching building next term．

is built

was built

is being built

has been built

________ arriving in Nanjing, he sent an e-mail to his parents．

At

With

For

Upon

________ for old men to read newspapers, but it is also a great way to improve their minds．

Not only for pleasure is it

Not only it is for pleasure

Not only is it for pleasure

It is not only for pleasure

Paper money was in ________ use in China when Marco Polo visited the country in ________ thirteenth century．

the;/

the; the

/; the

/;/

One Sunday several former classmates gathered at Tom’s for lunch, ________ their high school reunion the year before．

talking about

having talked about

to talk about

talked about

She keeps a supply of candles in the house ________ power failure．

because of

in case of

so as to

instead of

We had a great time on the beach last weekend, ________ the sun, ________ with sandballs and so on．

enjoyed; played

enjoying; played

enjoyed; playing

enjoying; playing

He is rather difficult to make friends with, but the friendship of his, ________, is truer than any other．

once gained

when to gain

after gained

while gaining