______all visible lights, red light has the longest and violet the shortest wavelength.
A．Among
B．Of
C．For
D．To

未分类题I find the courage of treatment by the author______so delights us, and which large perception only can inspire.A．whoB．asC．whatD．which

未分类题It is illegal to use this equipment for______firing purpose. Unauthorized use is malicious destruction of property and is punishable by a $ 50 000 fine.A．other thanB．none butC．otherwiseD．rather than

未分类题Hurry up, or the tickets______out by the time we get there.A．will have been soldB．will sellC．have soldD．have been sold

未分类题Whenever we hear of a natural disaster, even in the distant part of the world, we feel sympathy for the people______.A．to have affectedB．being affectedC．to have been affectedD．affected

未分类题A very few courses are restricted to people already working in a profession or in other way; ______ this is the case, it is mentioned in the university handbook.A．forB．whereC．sinceD．because