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【单选题】
The energy sent out by the exploding star is______.
A.
100 times the energy sent out by the Sun in a year.
B.
100 million times the energy sent out by the Sun in a year.
C.
100 million times the energy sent out by the Sun in a day.
D.
100 billion times the energy sent out by the Sun in a day.
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参考答案:
举一反三
【单选题】It was early farmers who developed calendars.
A.
Y
B.
N
C.
NG
【单选题】用胰岛素控制病情,出院健康指导中,说法不妥.某糖尿病患者需的是
A.
每天饭前30min注射
B.
计划使用注射部位,轮换注射
C.
计划使用注射部位,轮换注射
D.
针头与皮肤呈30°~ 40°进针
E.
胰岛素应低温冷藏
【单选题】设有8个共阴LED数码管,采用动态连接方式,一个8位端口(段码端口)连接各数码管的段码,另一个8位端口(位控端口)连接8个数码管的COM端。工作时,流入位控端口的最大电流为 。
A.
1个LED的电流
B.
2个LED的电流
C.
8个LED的电流
D.
64个LED的电流
E.
16个LED的电流
【单选题】Who developed path-goal theory?
A.
Fiedler
B.
Blake and Mouton
C.
Lewin
D.
House
【单选题】抢滩时应考虑抢滩处的底质,尽量避免__。1泥砂;2砂砾;3软泥;4礁石。
A.
②③
B.
①④
C.
①②
D.
③④
【单选题】Lin Shuhao has followed a markedly different path to ____ of the giant Yao Ming, who was the overall first draft pick in 2002. [     ]
A.
which
B.
that
C.
it
D.
one
【单选题】抢滩时应考虑抢滩处的底质,尽量避免: ______ 1 泥沙; 2 砂砾; 3 软泥; 4 活砂
A.
①④
B.
②③
C.
. ③④
D.
①②
【简答题】干槽症为拔牙常见并发症,其实质为()。干槽症主要症状为(),多发生于术后(),疼痛为持续性,可向耳颞部放射。
【简答题】干槽症为拔牙常见并发症,其实质为________。干槽症主要症状为________,多发生于术后 ________'疼痛为持续性,可向耳颈部放射。
【单选题】Wolfgang Kundt, who has developed an alternative theory
A.
has remained a puzzle
B.
lacks sufficient evidence
C.
is a university professor
D.
was generated by the explosion
E.
will kill many animals
F.
are attacked by aliens
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