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【简答题】
不同的音色至少是由以下三方面原因之一造成的：( )、( )、( )。
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皮皮学刷刷变学霸
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【简答题】You can get _________ a lot using email instead of face-to-face meetings because it's easier to make excuses when no one can see you.
【单选题】It's much easier to make friends ________ you have similar interests.
A.
unless
B.
when
C.
even though
D.
so that
【单选题】On seeing the star, all the students got_____
A.
excitedly
B.
excited
C.
excitement
D.
exciting
【简答题】It's easier to make friends when you have similar _______.
【简答题】二极管的最大特点是( )
【单选题】Not only the teacher, but also the students () looking forward to seeing the film.
A.
is
B.
are
相关题目：
【单选题】On seeing the star, all the students got_____
A.
excitedly
B.
excited
C.
excitement
D.
exciting