87. "Please...your homework assignments by the end of the day." said the teacher.

A turn in

B. turn out

C. turn up

D. turn down

88. She's always at the coffee shop on Friday nights.

A hanging out

B. going out

C. turning out

D. figuring out

89. We're all dreaming of nature. from the city and spending time in nature.

A. settling down

B. setting up

C. putting on

D. getting away

90. I'm trying to...the rope steady, don't let go! We'll win this tug-of-war game.

A. keep up with

B. try on

C. hold on

D. take on