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【单选题】
根据GPS 导航系统定位原理,用户须同时至少观测到 卫星信号,获得最佳船位。A.
4颗
B.
3颗
C.
5颗
D.
6颗
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反馈参考答案：
举一反三
【单选题】Resources are a fundamental _______ in the development of tourism.
A.
comparison
B.
composition
C.
compliment
D.
component
【单选题】某市110指挥中心接到群众报警,称该市昌盛街莲花小区11号楼顶有人要跳楼,跳楼人员情绪激动,围观群众众多,现场情况紧急。接到指挥中心指令的处警民警在赶赴现场的途中,车辆突然发生故障,不能继续行驶。此时,处警民警正确的做法是:
A.
附近恰有一辆出租车经过,随即打车前往
B.
向指挥中心报告,等待最新指令
C.
请求指挥中心调派其他警力前往,自己返回
D.
请求附近一车辆修理厂对车辆进行维修
【简答题】阅读理解。 The teacher is giving his students a written examination. He wants them to write a composition (作文). The title is My Dog, no less than 150 words. Little Tom thinks for a moment, then he begins t...
【单选题】In ______ Marx began to learn Russian.
A.
1870
B.
1870s
C.
the year of 1870
D.
the 1870s
【简答题】In this part, you are asked to write an essay according to the outline given. Your composition should be about 200 words. Remember to write clearly and logically. After writing, please check your comp...
【简答题】已知轮船在静水中前进的速度是m千米/时，水流速度是n千米/时，则轮船在逆水中航行的速度是______千米/时．
【单选题】Marx began to learn Russian by himself in _____.
A.
the fifty
B.
the fifties
C.
his fifties
D.
his fifty
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