听句子,找出句子中所提到的单词,把字母编号写在括号里。
your books on the desk ?A. Is there B. Are C. Are there
Mary often helps us our English .A. with B. to C. or
Where the medicine ?A. are B. be C. is
There aren’t people in the room .A. a lot of B. many C. much
Don’t read . It’s bad for your eyes .A. in the sun B. in sun C. under the sun