【简答题】An ichthyologist is a scientist who studies fish. Most people who do this job say they love their work because it is very rewarding and varied. They work not only inside a laboratory, but also out in ...
【判断题】P eople who want to lose weight should compete in marathons.
【多选题】行为主义心理学派的主要代表人物有( )。
【简答题】Who ate the fish in the end?
【单选题】心尖部可有低调的隆隆样舒张中晚期杂音主要见于
【简答题】Those who violate the fish and laws will not be ______ for membership in the sportsmanship fraternity.