He seems____ a diary every day.
There are four ________ students in our school. A. hundred B. hundreds C. hundreds of
Which is short for (缩略) “television (电视)? ” A. UN B. TV C. IQ
There are some __________ on the hill.A. apple tree B. apple trees C. apples tree
—What is your mother? —__________.A. She is my mother B. She is a policeman C. She is a nurse
—_____are you ? —I’m five. A. How old B. Who C. How