Question

Don’t make so much noise. The children    an English lesson.
A. have             B. are having           C. were having

Answer 1

B

要求別人不要制造噪音，那么孩子們?cè)谧龅氖聭?yīng)該是正在發(fā)生的，用現(xiàn)在進(jìn)行時(shí)，結(jié)構(gòu)為is或are+doing，故本題選B。