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【单选题】
函数①y=2x，② ，③y=﹣2x 2 ，④y=2x﹣3中，y是x的一次函数的个数为 [ ]A.
1个
B.
2个
C.
3个
D.
4个
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举一反三
【简答题】The Secrete of Public Speaking I Introduction 1. Public speaking is the same as any other form of (1)______ that people are usually engaged in. 2. a way for a speaker to (2)_____ his thoughts with th...
【单选题】As First Lord of the Admiralty in 1915, he had be en deeply ... a ... in the Dardanelles that could have shortened the...of a bloody world war.
A.
involve d in... campaign ... course
B.
love affair...disatrous circumstances...course
C.
loss of life...position...campaign
D.
engaged in...position...cause
【单选题】心的外形
A.
心呈正圆锥形
B.
心底朝向右前上方、心尖指向左后下方
C.
心的长轴倾斜,2/3在正中线右侧
D.
右半心主要组成心的前部和右部,左半心主要形成心的后部和下部
E.
以上都正确
【单选题】关于心的叙述,下列哪项是错误的
A.
约2/3在前正中线左侧,1/3在右侧
B.
心的长轴与正中矢状面约成45o角
C.
右半心大部分在右前方
D.
前面全部被胸膜覆盖
E.
心底朝向左后上方,心尖朝向左前下方
【单选题】Jane has become ______ to Tom, and the wedding will be in May.
A.
engaged
B.
married
C.
offered
D.
settled
【判断题】It can be inferred that a mind filled with questions will surely be engaged in substantial learning.
A.
正确
B.
错误
【简答题】Sentence Check 3 Complete e a ch sentene with the co rrect word from the box below . Use e a ch word once. a. f actors b. elbows c. scarcely d. colony e. scale f. i dle g. engaged h. correspondent i. ...
【简答题】Tom is the______ (tall) of the two boys.
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