Jill_______be in the office now. She has gone to the reading room.
A. can’t B. mustn’tC. needn’tD. shouldn’t
My family are going to have a party to celebrate my grandpa’s ______birthday.
A. ninety B. ninetiesC. ninetiethD. ninetieths
The Medal of freedom is the highest ______that an American can get.
A. championship B. contribution C. awardD. product
Many people make ______a rule to send cards to their friends before Christmas.
A. themselves B. it C. that D. this
Look! All the roofs and trees are covered ______snow and it's so beautiful.
A. on B. under C. in D. with
Spring Festival is______wonderful time for people to visit friends and relatives.
A. a B. an C. theD. /