下图为人类某种遗传病的系谱图，II5和III11为男性患者。下列相关叙述错误的是 A．该病可能属于常染色体隐性遗传病 B．若II7不带致病基因，则III11的
下面的句子中有四个错别字，把它们找出来填入表中，然后改正。 周恩来总理对此非常重视，立既指示，速将此信送给中国住波兰大使王炳南，指示他
右图是日常生活中常见电动自行车主要部件之铅蓄电池结构示意图，有关说法不正确的是 A．铅蓄电池属于二次电池 B．实际使用过程中可以无限次充放
There are five pairs, but I'm at a loss which _____ to buy.A. to be chosen B. to choose from C. to choose D. for choosing
______ most efficient way to understand thousands of new words is to gain ________ good knowledge of basic word formation. A．A; a B．The; 不填 C．A; 不填
—Turn off the TV, Jack. ____your homework now? —Mum, just ten more minutes, please. A. Should you be doing B. Shouldn't you be doing C. Couldn't you be doing
. Alice is a character in the novel the movie is adapted by Tim Burton. A. in which B. from which C. for which D. by which
