Space ExplorationSection Ⅳ 单元要点复习Ⅰ.重点单词1．determined adj.有决心的；意志坚定的be determined to do sth.决心做某事(表状态)determine v．决定；确定；(使)下定决心determine to do sth.决心做某事(表动作)determine on/upon (doing) sth.决定(做)某事determination n．坚定；决心2．disappointed adj.失望的；沮丧的be disappointed at/by sth.对某事失望be disappointed in/with sb.对某人失望be disappointed to do sth.因……感到失望disappointing adj. 令人失望的，扫兴的(强调主语的行为或某事令人失望)disappoint v. 使失望；使破灭，使落空disappointment n. [U]失望，[C]令人失望的人/事to sb.'s disappointment 令某人失望的是3．desire n．渴望；欲望 vt.渴望；期望desire sth.渴望得到某物desire to do sth.希望做某事desire sb.to do sth.希望某人做某事desire that 期望……have a desire for 渴望；希望得到have no desire for sth. 对……没有欲望have a strong desire to do sth.迫切想做某事satisfy one's desires 满足某人的欲望/愿望desirable adj.值得拥有的，可取的，有利的4．independent adj.独立的；自主的be independent from/of sth.从……独立be independent of sb. 不依赖某人independence n．独立；自主independence from sb./sth.从……独立independently adv.独立地；自主地dependent adj.依靠的；依赖的dependence n．信赖，依赖depend v．依靠，依赖5．signal vt.&vi.标志着；标明；发信号 n. 信号；标志signal to sb. 向某人发信号/示意signal (to) sb. to do sth. 示意某人做某事signal with...用……发信号6．lack n．缺乏；短缺 vt.没有；缺乏lack sth.缺乏/少某物(a) lack of...缺乏/少……for lack of...因缺乏……lacking adj. 缺少的，不足的be lacking in 缺少(品质、特点等)；在……方面缺乏7．float vi.浮动；漂流；漂浮 vt.使浮动；使漂流float around/about(思想等)传播；流传8．otherwise adv.否则；要不然9．current adj. 当前的；现在的 n. 水流；电流；思潮the current year 今年a strong current 急流air/electrical current 气流/电流current fashions/events/prices 时装/时事/现价10．argue vt.&vi.论证；争辩；争论argue with sb.abou...
