【单选题】----- What made you so upset? -----_____ my house _____ saying goodbye.
B.
Jim’s leaving; instead of
C.
That Jim left; without
D.
Jim leaving; instead of
【单选题】what caused the party to be put off?
B.
Jim’s delaying sending
【单选题】-What made Jim’s parents so happy? -___ the college entrance exam.
【单选题】—What did the foreigner say? —Oh, he asked where ?
【单选题】— _____? — He's tall and he has straight hair. [ ]
B.
What does Jim look like
【简答题】归纳总结是学习化学的重要方法来学习化学知识.请回答下列问题: (1)“一碳化学”是以一个分子中只含一个碳原子的化合物为原料来合成一系列化工原料和燃料的化学. ①甲烷的化学式是______. ②炼铁时用一氧化碳还原氧化铁的化学方程式______. ③在催化剂存在的条件下,用CO和H 2 合成甲醇(CH 4 O),写出反应的化学方程式______. (2)酸碱盐之间能相互反应.碱与盐之间若有气体生成,...