【单选题】以“奇松、怪石、云海、温泉”四绝著称于世的我国世界双重遗产地是( )
【单选题】《2010年国际心肺复苏指南》对心肺复苏流程作出了重要调整,目前标准流程是( )
【单选题】By mentioning the study of IEEE Spectrum, the author intends to______.
A.
prove that the er of using cell-phone on plane does exist
B.
advocate that all airlines should provide Wi-Fi service
C.
explain how cell-phone may ener a flight
D.
inform. readers of which devices should be allowed to use on plane
【简答题】黄山以“三奇四绝”而著称于世,据此回答1~3题。 1、黄山“四绝”中属于天象与气候景观的是 [ ] A、奇松 B、怪石 C、云海 D、温泉 2、黄山从地质构造上来看属于 [ ] A、背斜 B、向斜 C、褶皱山 D、断块山 3、下列叙述正确的是 [ ] A、黄山是典型的高山花岗岩地貌 B、黄山是典型的高山玄武岩地貌 C、色彩美是黄山自然景观美的核心 D、在黄山自然景观中,生物...
【单选题】下列世界遗产中,以奇松、怪石、云海、温泉为“四绝”称著于世的是( )
【单选题】The telephone has intensified conflicts among people because ______.
A.
it increases the er of war
B.
it provides services to both the good and the malicious
C.
it makes distant communication easier
D.
it breaks up the multi-generation household
【单选题】What can we infer from the passage?
A.
American people need less sleep than others.
B.
The ers of sleepiness are still unknown.
C.
The traditional attitude toward napping is wrong.
D.
Napping can reduce stress.