【十年高考】2005-2014年全国各地高考英语试题分类汇编：介词及介词短语
〖05全国I〗No one helped me. I did it all _____ myself.
A. for B. by C from D to
〖答案〗B
〖考点〗检查考生对介词短语在语境中的表达方法。
〖解析〗 (all) by oneself=alone=without help 单独；靠自己；无他人的帮助。for oneself 意为 “为自己”比如：say something for oneself。 to oneself 意为 “自私的”； “为..所独有”。比如：He had a room to himself.他自己有一个房间。另外, say to oneself=think to oneself意为 “心里想”不强调出声。speak to oneself=talk to oneself=think loud均为 “自言自语”。think for oneself=form one’s opinions, make decisions, etc independently独立思考（形成想法, 作出决定等）。of oneself 意为 “自动地”, “自然而然地”
〖05全国Ⅲ〗We hadn’t planned to meet.We met chance.
A.of B.in C.for D.by
〖答案〗D
〖考点〗本题考查介词的用法。
〖解析〗考查常用的介词短语, by chance偶然地。
〖05山东〗It was some time we realized the truth.
A.when B.until C.since D.before
