There are some health problems that, when ______ in time, can become bigger ones later on.

A. not treated B. not being treated

C. not to be treated D. not have been treated

We will put off the picnic in the park until next week, ____ the weather may be better.

A. that B. where

C. which D. when

It is a truly delightful place, ________ looks the same as it must have done 100 years ago with its winding streets and pretty cottages..

A. as B. where

C. that D. which

He wrote many children’ s books, nearly half of____ were published in the 1990s.

A. whom B. which

C. them D. that

The boss of the company is trying to create an easy atmosphere ______ his employees enjoy their work.

A. where B. which

C. when D. who

As the smallest child of his family, Alex is always longing for the timehe should be able to be independent.

A. which B. where

C. whom D. when

China Today attracts a worldwide readership,_______ shows that more and more people all over the world want to learn about China.

A. who B. whom

C. that D. which

Some experts think reading is the fundamental skill upon______school education depends.

A. it B. that

C. whose D. which

A company ______profits from home markets are declining may seek opportunities abroad.

A. which B. whose

C. who D. why

I now, we have raised 50.000 pounds for the poor children, ______ is quite unexpected.

A. that B. which

C. who D. it