问题
单项选择题
Java语言的执行模型是( )。
A．编译和解释型
B．编译和半解释型
C．半编译和解释型
D．半编译和半解释型
答案
参考答案：D
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Java语言的执行模型是( )。
A．编译和解释型
B．编译和半解释型
C．半编译和解释型
D．半编译和半解释型
参考答案：D
| 完形填空。 | |||
| In England, people often talk about the weather because they can have four seasons in one 1 . In the morning the 2 is warm just like in spring. An hour later black clouds come, and then it 3 . In the afternoon the weather will be 4 , the sun will begin to shine (发光, 照耀) and it will be summer at this time. In England, you can also have summer in winter. 5 have winter in summer. So in winter, you can 6 sometimes, and in summer 7 you should take warm clothes with you. When you go to 8 , you'll see that some English people usually take an umbrella or a raincoat 9 a sunny morning, but you should not laugh at (嘲笑) 10 . If you don't take an umbrella or a raincoat, you'll regret it later in the day. | |||
| ( )1. A. day ( )2. A. sun ( )3. A. snows ( )4. A. windy ( )5. A. and ( )6. A. play ( )7. A. often ( )8. A. the UK ( )9. A. in ( )10. A. him | B. year B. place B. rains B. cloudy B. or B. shop B. Usually B. the US B. at B. her | C. week C. weather C. rain C. sunny C. but C. swim C. sometime C. France C. on C. it | D. month D. wind D. snow D. cold D. so D. skate (滑冰) D. sometimes D. Australia D. for D. them |