問題詳情
38. The word “it” in line 5 refers to ______.
(A) light bulb
(B) energy
(C) molecule
(D) atom
(A) light bulb
(B) energy
(C) molecule
(D) atom
參考答案
答案：B
難度：適中0.625
統計：A(2),B(10),C(0),D(2),E(0)
內容推薦
- According to the passage, what happened about 400 million years ago?(A) Many terrestrial lif
- (A) where (B) how (C) when (D) what
- If you are a good speaker, listeners should be psychologically primed ____ hear yourremarks by t
- The word “intervention” can best be replaced by______ .(A) need (B) device (C) influence (D)
- 10鋼索的直徑減少達公稱直徑多少百分比以上者，不准使用(A)5％(B)7％(C)10％(D)12％。
- Passage 2LifeLife originated in the early seas less than a billion years after the Earth was formed.
- Passage 2Who we are, and how we see ourselves, is very much linked with how we interact withother pe
- Taipei _____ the 11th most expensive location in Asia for high-end three-bedroomapartment rental
- Passage 1LaserThe word laser was coined as an acronym for Light Amplification by the StimulatedEmiss
- 106×24 的鋼索，一撚間的素線斷裂 15 條時，依規定(A)可繼續使用(B)不得繼續使用(C)可減輕負荷使用(D)可改作為其他吊具使用。
內容推薦
- (A) One (B) All (C) Each (D) None
- Which of the following resulted from the discovery of microscopic fossils?(A) The time estim
- 10重型吊鉤材質一般均採用(A)鑄鐵(B)鑄鋼(C)軟鋼(D)鍛鋼。
- Which of the following statements best describes a laser?(A) A device for stimulating atoms
- Hot-air ballooning _____ around for centuries, but many travelers still consider it asexciting a
- Passage 1The word “Famine” in Ireland usually refers to the Great Famine of 1845-49, whichkilled abo
- With which of the following conclusions would the author probably agree?(A) The evolution of
- 10鋼索規格為 6×19，是表示鋼索為(A)6 絲，每絲 19 股(B)6 絲，每股 19 絲(C)6 股，每絲 19 股(D)6 股，每股 19 絲。
- Why was Towne’s early work with stimulated emission done with microwaves?(A) He was not conc
- (A) Whether you call this genocide or not depends on how you define the word.(B) Whether thi
- The word “entombed” is closest in meaning to______ .(A) crushed (B) trapped (C) produced (D)
- 10各型移動式起重機，對地形適應能力的優劣順序為(A)履帶式、輪型越野式、卡車式(B)履帶式、卡車式、輪型越野式(C)輪型越野式、履帶式、卡車式(D)卡車式、輪型越野式、履帶式。
- In his research at Columbia University, Charles Townes worked with all of the followingEXCEP
- 受彎曲力矩作用而變形的軸，各截面上的應力為：(A)正應力（Normal stress）(B)剪應力（Shear stress）(C)扭應力（Torsional stress）(D)慣性力（Iner
- 10各型移動式起重機，機動能力的優劣順序為(A)履帶式、輪型越野式、卡車式(B)履帶式、卡車式、輪型越野式(C)輪型越野式、履帶式、卡車式(D)卡車式、輪型越野式、履帶式。
- 下列何種吊掛用具不准再繼續使用？(A)鋼索一撚間有百分之六的素線截斷(B)鋼索直徑減少達公稱直徑的百分之五(C)鏈條其中五個環長之長度延伸超過製造時長度的百分之六(D)鏈條環的斷面直徑減少達
- 1移動式起重機全機重心至翻倒支點的水平距離與全機重量的乘積為(A)翻倒力矩(B)安定力矩(C)後傾力矩(D)前傾力矩。
- 1四行程柴油引擎，活塞於上死點時，汽缸內的容積等於(A)活塞位移容積(B)燃燒室容積(C)總排氣量的四分之一(D)總排氣量。
- 1輪型起重機的翻倒支點是指(A)靠近起重側的外伸撐座座板中心(B)配重重心(C)起重機重心(D)旋轉中心。
- 1移動式起重機之捲揚鋼索的安全係數，至少應為(A)55(B)4(C)5(D)6。
- 1四行程柴油引擎的構造，由正時齒輪控制的機件為(A)凸輪軸(B)水泵(C)機油泵(D)渦輪增壓機。
- 1麻心鋼索使用在顯著高熱場所時，其最高溫度不得高於攝氏幾度？(A)50(B)100(C)150(D)200。
- 1柴油引擎之機油壓力，一般約為若干 kg/cm2？(A)1～3(B)3～5(C)5～7(D)7～9。
- 1液壓伸縮式伸臂是以何種支點作起伏運動？(A)伸臂之腳梢(B)油壓缸之下腳梢(C)油壓缸之上腳梢(D)迴轉中心。
- 1柴油引擎中的凸輪軸，其功用為控制(A)活塞的往復運動(B)曲軸的旋轉運動(C)水泵(D)進排氣門的開閉。