The search was( )when the fog got thicker.

A. in

B. as

C. for

D. at

A. Many

B. A great many

C. A large number of

D. A great deal of

A. take part in

B. take place

C. take over

D. take in

A. take part in

B. take place

C. take over

D. take in

A. broke out

B. broke up

C. intervened

D. happen

A. two-thousand dollar

B. two thousand dollars

C. two-thousand-dollar

D. two-thousand-dollars

A. the bad toothache

B. a bad toothache

C. bad toothaches

D. the bad toothaches

A. medicine

B. the medicine

C. literature

D. the literature

A. late 1960s

B. the late of 1960s

C. late of 1960s

D. late of the 1960s

A. in dark

B. in the dark

C. in a darkness

D. in darkness