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【多选题】
High-definition disk _________.A.
can not be used to record high-difinition video
B.
can be used to record high-difinition video
C.
is called hi def
D.
can be used to record standard-definition movies and music
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举一反三
【单选题】Please correct the order of the structure according to the main idea of the six paragraphs in a logical way: 1. touches on the criterion of book selection 2. specifies the readers who are eligible to ...
A.
1-2-3-4-5-6
B.
2-4-5-6-3-1
C.
5-2-1-4-3-6
D.
5-2-1-3-4-6
【简答题】普通话中，只能够充当声母的辅音有( )个。