Choose the best answer

A. turn

B. to turn

C. turning

D. turned

A. after

B. for

C. up

D. at

A. but

B. since

C. however

D. so

A. aren’t you

B. you aren’t

C. do you

D. don’t you

A. happy

B. happiness

C. happily

D. unhappy

A. Therefore

B. Because

C. Although

D. However

A. which

B. when

C. who

D. where

A. beauty

B. beautiful

C. beautifully

D. beautify

A. pollute

B. polluted

C. pollution

D. pollutants

A. to use

B. used

C. using

D. should use

A. to play

B. playing

C. played

D. plays

A. go

B. to go

C. will go

D. goes