情报源的物质形式,按其载体形式可分为()、()和文献情报源。
参考答案:口头情报源;实物情报源
书面表达。
根据提示, 以My Favorite Movie 为题写一篇短文。40 词左右。
提示语: l. Do you like movies?
2. What kind of movies do you like?
3. Why do you like them?
4. Who is your favorite actor?
5. What is your favorite movie?
My Favorite Movie
___________________________________________________________________________________________________________________________________________________________.
为了延长葡萄的储藏期,常用SO2进行处理,所用的处理办法是()。
A.蒸煮
B.熏蒸
C.浸泡
D.熏烤