用辗转相除法求294和84的最大公约数时,需要做除法的次数是
A.1
B.2
C.3
D.4
答案:B
题目分析:由辗转相除法可知:,所以需要做除法的次数是2.
根据中英文提示及句意,写出句中所缺单词,使句子意思完整正确。
1. Mr. Smith will (到达) at our school next Wednesday.
2. Now there is less air (污染) in our hometown.
3. Many young people like to listen to (流行) songs.
4. Simon, one of my classmates. Seldom (climb) Ziti Mountain.
5. We live in the same building. Our rooms are (in a higher place than) Mr. and Mrs. Green's.
()的情感理论认为个体根据经验和情景线索对生理唤起加以解释,由此产生特定情绪。
A、威廉•詹姆斯
B、沃特•坎农
C、卡尔•兰格
D、沙赫特