Not until all the fish died in the lake __________ how serious the pollution was.
A. did the villagers realize B. the villagers realized
C. realized the villagers D. do the villagers realize
A student at a Nevada middle school opened fire on campus, wounding two l2-year-old boys and__________ a math teacher.
A. kill B. killing C. killed D. to kill
It never will rain roses. __________ we want to have more roses. we must plant trees.
A. When B. Unless C. Until D. While
Peter has gone to Beijing, but I’m wondering why he ________ in such a hurry.
A. left B. has left C. leaves D. was leaving
Peter has gone to Beijing, but I’m wondering why he ________ in such a hurry.
A. left B. has left C. leaves D. was leaving
Direction: For this part, you are required to write a short essay entitled Harmfulness of Fake Products following the outline given below. You should write within 120 words.
市场商品丰富，但假冒商品频现；
假冒商品的危害
应对假冒商品的措施。
