A.the fish is too small B.the fish is too big C.the fish is polluted by mercury D.the fish is polluted by the water from factories
单项选择题When the children were very young, ________.
单项选择题Acid rain ________.
单项选择题According to the ad,if you buy the book on April 28,2009, you just pay () for it.
A.$17.50 B.$35.00 C.$52.50 D.$50.00
单项选择题What did the headmaster tell the two teachers on the next day?
单项选择题A.policemanB.motherC. father D.brother
单项选择题Father Christmas often puts presents ________.
单项选择题You can see the NOTICE ().
A.on a fish farm B.in a fish market C.in a fish restaurant D.on the office walls
单项选择题On the earth, ________.
单项选择题Who brought the writer the bad news that her mother was ill?
单项选择题A.put on B.put offC.take outD.took off