【正文】
le39。sC) my father friendD) my father friend39。s heavily snowsC) winter heavy snowD) winter heavy snows18) The audience of yesterday39。sB) mother39。s in law and his brother39。s concertposed almost entirely o f students.A) wasB) isC) wereD) have19)This question is too difficult,and everyone is.A) at one39。t knowinformation had been known by the public.A) how manyB) how muchC) how many of theD) the number of24) This wonderful present was sent by.A) a friend of my fatherB) a friend of my father39。sD) mother in law and brother in law39。s hearts.A) mother in law39。t e to a decision, becauseat odds.A) it hasB) they haveC) it isD) they are