题目

—What’s your feeling after visiting the village?—The poor kids there are dying to get knowledge. And I want to do something to help them.A.have a chance to B.really want to C.have nothing to do but 答案：【答案】B【解析】句意：——参观这个村子后，你有什么感想？——那里的穷孩子们渴望得到知识。我想做些事情来帮助他们。考查短语辨析。have a chance to有机会；really want to真想；have nothing to do but别无选择。“are dying to渴望”与“really want to真想”意思一致。故选B。某二倍体植物中，抗病和感病这对相对性状由一对等位基因控制，要确定这对性状的显隐性关系，应该选用的杂交组合是（ ）A．抗病株×感病株B．抗病纯合体×感病纯合体C．抗病株×抗病株，或感病株×感病株D．抗病纯合体×抗病纯合体，或感病纯合体×感病纯合体