Totrade____thepeopleofalleountries____thebasisofequalityandmutualbenefitisourestablishedpolicy.
with、on
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Weshalladviseyoubycableassoonasthegoods____.)
In our department, every student _________ after-school activities.
They ________ extensive and possibly dangerous actual flight training.
_______foralongtime,mostofthecropsinthisareadiedfromlackingwater.
Overemphasisontranslationwillusuallymakethelearner________thefirstlanguageinthelearningofthesecondlanguage.
