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【单选题】
What is the main purpose of the lecture?A.
To introduce a method that can help students remember new information
B.
To introduce a way to study how information passes from one person to another
C.
To explain the differences between biological information and cultural information
D.
To explain the differences between stories, songs, and other pieces of information
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【单选题】The price of my trousers reasonable ,so I think it's a bargain.
A.
is
B.
are
C.
am
D.
be
【单选题】The price of my trousers ____ reasonable, so I think it's a bargain. (2015真题)
A.
is
B.
are
C.
am
D.
be
【简答题】The price of my ______________ ticket is 630 yuan.
【简答题】有0.2mol/L HCl 50ml，欲调整使其成为0.5mol/L HCl ，需加1mol/L HCl多少毫升
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