问题
选择题
Then I got up slowly, looking at ______ moon, and lost in ______ thought, which made me sad.
A.the; \
B.\; the
C.the; the
D.\; \
答案
答案:A
考查冠词。第一空特指the moon。第二空固定短语be lost in thought陷入沉思。
Then I got up slowly, looking at ______ moon, and lost in ______ thought, which made me sad.
A.the; \
B.\; the
C.the; the
D.\; \
答案:A
考查冠词。第一空特指the moon。第二空固定短语be lost in thought陷入沉思。
下列说法不正确的是 ( )
A.保护天然气管道时,将铁制管道与电源的正极相连 | |
B.相同条件下,结合质子的能力:OH->ClO->CH3COO- | C.电解精炼铜,用粗铜作阳极,纯铜作阴极,CuSO4溶液作电解液 |
D.在氯化银悬浊液中加入NaBr溶液,沉淀由白色转变为黄色,说明Ksp(AgCl)>Ksp(AgBr) |