Scientists concluded from the experiment with chimpanzees and chocolate chips that chimpanzees __________.
A.prefer to work in pairs or group
B.have difficulty selecting when given choices
C.lack abilities that other primates have
D.exhibit behavior that indicates certain mathematical abilities

A.endangered
B.humidity
C.necessary
D.incredible

A.biology
B.accordance
C.incomplete
D.pudicity

Would you like to have a drink with me tonight, John?
A.Would
B.a
C.tonight
D.John

A.question
B.presentation
C.industrialization
D.modernization

I'm sure that you can recognize her at the station; she________a red raincoat.
A.will be wearing
B.will have been wearing
C.is going to wear
D.will have worn

This________dictionary includes a few animations.
A.electrifying
B.electronic
C.electric
D.electrical

Jane: "Do you know that this house is haunted?"
Steve: "________."
A.Where on earth have you been?
B.Haunted? You're pulling my leg!
C.Who was haunted?
D.Yes, I would. Go ahead.

All the seats in_________class had been taken, so she had to buy a more expensive ticket.
A.reserved
B.economy
C.luxury
D.booked

All ________was very interesting. I am surprised you didn't like it.
A.of books
B.of book
C.of the books
D.of the book