Tsunami,a Japanese word, translated as “harbor wave”, is caused by ________sudden rise or fall of part of the earth's surface under or near ________ocean. A.a;a
下列植物的种子,与玉米种子结构相同的是( ) A.高粱 B.蚕豆 C.花生 D.西瓜
It was Mr. Green for ________ life had been very hard ________ donated his possessions to earthquake-hit families in Sichuan. A. whose; that B. whom; that C. which; who
人们把食品分为绿色食品、蓝色食品、白色食品等。绿色植物通过光合作用转化的食品叫绿色食品,海洋提供的食品叫做蓝色食品,通过微生物发酵制
Oh, how beautiful it is! I like _____ better. A. everything B. anything C. nothing D. something
如图,经过刨平的木板上的两个点,能弹出一条笔直的墨线,而且只能弹出一条墨线,能解释这一实际应用的数学知识是( ) A.两点确定一条直线 B
2.下列各项中,没有语病的一项是( ) A.全球外汇储备下降主要出现在外汇储备居全球第一的中国以及其他大宗商品生产国,这些国家的中央