【判断题】粮食类食品加工中,如果强化赖氨酸,可以大幅度地提高其蛋白质营养价值。
【简答题】营养液中加入1.5%~2%琼脂制成的培养基称()
【单选题】In classical Greece and Rome, public speaking was studied extensively and played a central role in civic life. ( ) is considered the most important work on this subject.
A.
The Art of Public Speaking
【单选题】Compared with 2 million tons last year, our coal output has increased ________ three times; that is to say, our coal output has increased ________ 8 million tons this year. [ ]
【单选题】The Speaker ’ s Corner inside _______ in London is an area where open-air public speaking, debate, and discussion are allowed.
B.
Yellowstone National Park
【单选题】Which of the following is rarely the purpose of public speaking?
A.
To influence people' s ideas and behaviour.
B.
To enjoy the satisfaction from one's own speech.
C.
To persuade the audience to accept an idea.
D.
To promote public interest.
【简答题】Learning how to write is like taking a course in public speaking. I ’d ask whether anyone in class had ever taken such a course. Invariably a few hands would go up. “What did you learn in that course?...