【判断题】LinearLayout线性布局要水平布局,则需要设置android: orientation ="vertical"。
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【判断题】android:layout_height="wrap_content"表示组件高度与内容高度一致。
A. 对
B. 错
【判断题】android:stretchColumns表示当前列可以被拉伸。
A. 对
B. 错
【简答题】简述下LinearLayout线性布局特点?
[音频]Section BDirections: In this section, you will hear 3 short passages. At the end of each passage, you will hear some questions. Both the passage and the questions will be spoken only once. After you hear a question, you must choose the best answer from the four choices marked A), B), C) and D).Passage OneQuestions 11 to 13 are based on the passage you have just heard.11.A) To find out whether they take music lessons in their spare time.B) To find out whether they can name four different musical instruments.C) To find out whether they enjoy playing musical instruments in school.D) To find out whether they differ in their preference for musical instruments.12.A) They find them too hard to play.B) They think it silly to play them.C) They find it not challenging enough to play them.D) They consider it important to be different from girls.13.A) Children who have private music tutors.B) Children who are 8 or older.C) Children who are between 5 and 7.D) Children who are well- educated.Passage TwoQuestions 14 to 16 are based on the passage you have just heard.14.A) Because there weren't any professional teams in the U. S. then.B) Because Pele hadn't retired from the Brazilian National Team yet.C) Because this fast-moving sport wasn't familiar to many Americans.D) Because good professional players received low salaries.15.A) When it has a large number of fans.B) When it plays at home.C) When it has many international stars playing for it.D) When the fans cheer enthusiastically for it.16.A) It wasn't among the top four teams.B) It didn't play as well as expected.C) It won the World Cup.D) It placed fourthPassage ThreeQuestions 17 to 20 are based on the passage you have just heard.17.A) Students from America.B) Students from England.C) Students from Australia.D) Students from Japan.18.A) Those who know how to program computers.B) Those who get special aid from their teachers.C) Those who are very hardworking.D) Those who have well-educated parents.19.A) Japanese students study much harder than Columbian students.B) Columbian students score higher than Japanese students in maths.C) Columbian students are more optimistic about their maths skills.D) Japanese students have better conditions for study.20.A) Physics.B) Mathematics.C) Environmental science.D) Life science.