—Did you enjoy yourself last night?
—Yes, it’s very nice of you. I appreciated to the party.
A.to be invited B.to have invited
C. having been invited D. having invited
The cost of renting a house in central Chengdu is higher than in any other area of the city.
A.it B.one C. that D. ones
After completing and signing it, please return the form to us in the envelope .
A. providing B. provided
C. having provided D. being provided
Some insects the color of their surroundings to protect themselves.
A. take in B. take off
C. take on D. take up
The old couple often take a walk after supper in the park with their pet dog them.
A.to follow B. following
C. followed D. follows
—Do you have enough to all your daily expenses?
—Oh yes, enough and to spare.
A. cover B. spend C. fill D. offer
