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【单选题】
结构的特点是：任意一个结点（ ）。A、可以有多个直接前趋 B、可以有多个直接后继C、至少有1个前趋 D、只有一个后继A.
A
B.
B
C.
C
D.
D
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【简答题】京从韩国搬到这里。
【简答题】Complete the passage below. Fill in each space with a word or phrase. Arriving at college that day, I realized that I had lost many things. ___ , I lost my parents' guidance I had had all of my life. ...
【简答题】卿今当涂掌事,不可不学!
【简答题】I then noticed that I had just 10 minutes left ____(complete) the test!
【简答题】翻译句子: 卿今当涂掌事,不可不学。
【简答题】____(fortunate), I then noticed that I had just only 10 minutes left !
【简答题】翻译 卿今当涂掌事,不可不学!
【单选题】I gave him a full account of my educational background and he noticed that I spoke German with a(n) __________.
A.
accent
B.
tone
C.
rhythm
D.
pitch