【简答题】语法作业5倒装句 • 2) He missed the train home last night.—So ____.
【单选题】语法作业5倒装句 • 4) Only under special circumstances _____ to take make-up tests.
A.
are freshmen permitted
B.
freshmen are permitted
C.
are permitted freshmen
D.
permitted are freshmen
【简答题】二元弱酸(H2CO3)的质子条件式为( ) A.[H+]=++[OH-] B.[H+]=2++[OH-] C.[H+]=2+2+[OH-] D.[H+]=++2[OH-二元弱酸(H 2 CO 3 )的质子条件式为( )
【单选题】语法作业5倒装句 • 1) __________, he is not happy.
【单选题】语法作业5倒装句 • 2) He missed the train home last night.—So ____.
【判断题】在声音属性面板设置效果属性,只能选择内置的声音效果
【简答题】语法作业5倒装句 • 1) __________, he is not happy.
【单选题】二元弱酸H 2 CO 3 水溶液(c mol/L)的质子条件式为( )
A.
[H + ]=[HCO 3 - ]+[CO 3 2- ]+[OH - ]
B.
[H + ]=2[HCO 3 - ]+[CO 3 2- ]+[OH - ]
C.
[H + ]=[HCO 3 - ]+2[CO 3 2- ]+[OH - ]
D.
[H + ]=[HCO 3 - ]+[CO 3 2- ]+2[OH - ]
【简答题】语法作业5倒装句 • 2) He missed the train home last night.—So ____.A. .
have I B. did
me C. he
did D. I
did