【简答题】在 HMP 途径的不可逆氧化阶段中, 被 氧化脱羧生成 、 和 。
【简答题】What do you think is the most difficult part for you in the process writing?
【单选题】stated clearly and in detail, leaving no confusion or doubt
【简答题】What do you find most difficult in English writing?
【单选题】Clearly and concisely stated the information is needed.
【单选题】楼梯平台上部及下部过道处的净高不应小于____。
【简答题】如图,∠AOC和∠BOD都是直角。 (1) 如果∠DOC=28°,请你求出∠AOB的度数。 (2) 你能找出图中相等的角吗?如果∠DOC≠28°,他们还会相等吗?为什么? (3) 若∠DOC变小,∠AOB如何变化?说说你的理由。
【简答题】如图,∠AOC和∠DOB都是直角,如果∠DOC =28 °,那么∠AOB = ( )。
【判断题】In most of your writing, you will carry out the task in a process consisting of five steps: planning, drafting, revising, editing and proofreading.