Thestudentsarerequiredto________themainideasofthearticleintheirownwords.
A、symbolizeD
A 象征 B 最小 C 同步 D 概括
Theoceansdonotsomuchdividetheworld_______uniteit
Thegovernmentfinally________allthedocumentsrelatingtothewar.
When _______, water will be turned into steam.
The outline of rooftops and chimneys ________ against the pale sky.
The farming methods have been ________ improved with the invention of the new machine.
