Madonna and Michael Jackson are not considered heroes because ______.

阅读材料，回答下面5个问题。 touch命令用来更新指定文件上的时间戳。使用以下用法信息和touch命令的调用示例回答后面8个问题。 [madonna @station madonna]$ which touch /bin/touch [madonna@station madonna]$touch –help Usage: touch [OPTION]…FILE… Update the access and modification times of each FILE to the current time. Mandatory arguments to long options are mandatory for short options too. -a change only the access time -B SEC, --backward=SEC date back SEC seconds -c, --no-create do not create any files -d, --date=STRING parse STRING and use it instead of current time -F SEC, --forward=SEC date forward SEC seconds -f (ignored) -m change only the modification time -r, --reference=FILE use this file’s times instead of current time -t STAMP use [[CC]YY]MMDDhhmm[.ss] instead of current time --time=WORD set timer given by WORD:access atime use (same as -a) modify mtime (same as -m) --help display this help and exit --version output version information and exit [madonna@station madonna]$touch –r /etc/services touch: file arguments missing Try ‘touch --help’ for more information. [madonna@station madonna]$tooch /etc/services -bash: tooch: command not found [madonna@station madonna]$touch –k /etc/services touch:invalid option –k Try ‘touch --help’ for more information [madonna@station madonna]$touch –r /etc/services /tmp/foo 以下哪一项是对touch命令的合法调用？ A: touch –k /etc/services B: touch –ac /etc/services C: touch –nocreate /etc/services D: touch –t

上世纪80年代的时尚偶像是: A: KateMoss， B: GraceKelly， C: Madonna。

Where is the train station? The train station is ____of the town.

I didn't know where _____. A: is the railway station B: the railway station is C: to go to the railway station

A search on the Internet shows that people now are as familiar with the global warming problem as with Madonna or microwave cooking.

Which station is the empty and load Lane parallel to the main roadway and main cross-cut (main lane or main crosscut)? ( ) A: Horizontal circular station B: Inclined circular station C: Vertical circular station D: Turn back station

Which station abstractly expresses the charm of the grand roof of Tang Dynasty palace buildings? A: Hohhot East Railway Station B: Zhengzhou East Railway Station C: Xi’an North Railway Station D: Hangzhou East Railway Station

Could you show me ________ ? A: how can I get to the station B: where is the station C: how I could get to the station D: how I can reach the station

A unique architecture image of a dancing peacock is created with _____. A: Hangzhou East Railway Station B: Kunming South Railway Station C: Zhengzhou East Railway Station D: Xi'an North Railway Station