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【单选题】
Which of the following sentence is not true?A.
When an element can form more than one kind of cation, we should use the stock number to equal to the charge of cation.
B.
When an element can form a variety of oxoanions with different numbers of oxygen atoms, the ion with the larger number of oxygen atoms is given the suffix –ite.
C.
The metal comes first and the nonmetal second in both naming and writing the formula for a binary ionic compound.
D.
The hydrates are named by adding the hydrate with a Greek prefix behind the name of the compound.
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举一反三
【单选题】---I’m ______, mum. Can I have something to drink? ---OK. Here’s some cola.
A.
full
B.
heavy
C.
hungry
D.
thirsty
【简答题】请判断以下标题分别符合哪项标题制作的具体原则?
【单选题】— Hi, there! Table for two? OK. ______? — Yes, it should be under Smith. [ ]
A.
Can I have your name, please
B.
Do you have a reservation
C.
Would you like something to drink
D.
Would you please take a seat
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