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【单选题】
女性，20岁。急性肠炎，需补充液体2000ml，防止空气栓塞的主要措施是
A.
严格控制输液总量
B.
溶液中不可加入其他药物
C.
输液前排尽空气
D.
严格遵守无菌操作技术
E.
加压输液时应30分钟巡视一次
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【单选题】When a ship in loaded condition floats at arbitrary water line, its displacement is to the relevant mass of water displaced by the ship.
A.
equal
B.
larger
C.
smaller
D.
equivalent
查看完整题目与答案
【单选题】When the temperature drops to 0℃,   ice ________ on the surface of water. [     ]
A.
has
B.
floats
C.
forms
D.
produces
查看完整题目与答案
【单选题】下列地址中,哪个是B类地址?
A.
78.34.6.90
B.
220.103.9.56
C.
131.109.54.1
D.
19.5.91.245
查看完整题目与答案
【单选题】The detective was greeted with an unpleasant smell of ______ air when he stepped into the long locked room.
A.
stagnant
B.
misty
C.
fragrant
D.
stale
查看完整题目与答案
【单选题】Ice is _____ than water because _____.
A.
less dense; frozen water maintains more hydrogen bonds than liquid water
B.
less dense; liquid water maintains more hydrogen bonds than frozen water
C.
denser; frozen water maintains more hydrogen bonds than liquid water
D.
denser; liquid water maintains more hydrogen bonds than frozen water
E.
denser; frozen water cannot hydrogen bond
查看完整题目与答案
【单选题】下列IP地址中,B类地址是( )。
A.
10.10.10.1
B.
192.168.0.1
C.
191.168.0.1
D.
202.113.0.1
查看完整题目与答案
【单选题】若用8位0,1表示一个二进制数,其中1位即最高位为符号位,其余7位为数值位。 的原码、反码和补码表示,正确的是
A.
10010010，01101101，01101110
B.
10010010，11101101，11101110
C.
10010010，11101110，11101101
D.
00010010，01101101，01101110
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【简答题】A water B rain C stone D ice
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【单选题】The boy ______ when he said that he ______ the eggs ______ by the hen in the closet before he ______ down to have a rest.
A.
was lying, had laid, laid, lay
B.
had laid, lay, laid, was lying
C.
lay, was lying, lain, lay
D.
laid, lay, lam, lies
查看完整题目与答案
【单选题】若用8位0,1表示一个二进制数,其中1位即最高位为符号位,其余7位为数值位。 的原码、反码和补码表示,正确的是
A.
10001111，11110000，11110001
B.
00001111，01110000，01110001
C.
00001111，00001111，00001111
D.
00001111，01110001，01110000
查看完整题目与答案
相关题目：
【单选题】When a ship in loaded condition floats at arbitrary water line, its displacement is to the relevant mass of water displaced by the ship.
A.
equal
B.
larger
C.
smaller
D.
equivalent
查看完整题目与答案
【单选题】When the temperature drops to 0℃,   ice ________ on the surface of water. [     ]
A.
has
B.
floats
C.
forms
D.
produces
查看完整题目与答案
【单选题】下列地址中,哪个是B类地址?
A.
78.34.6.90
B.
220.103.9.56
C.
131.109.54.1
D.
19.5.91.245
查看完整题目与答案
【单选题】The detective was greeted with an unpleasant smell of ______ air when he stepped into the long locked room.
A.
stagnant
B.
misty
C.
fragrant
D.
stale
查看完整题目与答案
【单选题】Ice is _____ than water because _____.
A.
less dense; frozen water maintains more hydrogen bonds than liquid water
B.
less dense; liquid water maintains more hydrogen bonds than frozen water
C.
denser; frozen water maintains more hydrogen bonds than liquid water
D.
denser; liquid water maintains more hydrogen bonds than frozen water
E.
denser; frozen water cannot hydrogen bond
查看完整题目与答案
【单选题】下列IP地址中,B类地址是( )。
A.
10.10.10.1
B.
192.168.0.1
C.
191.168.0.1
D.
202.113.0.1
查看完整题目与答案
【单选题】若用8位0,1表示一个二进制数,其中1位即最高位为符号位,其余7位为数值位。 的原码、反码和补码表示,正确的是
A.
10010010，01101101，01101110
B.
10010010，11101101，11101110
C.
10010010，11101110，11101101
D.
00010010，01101101，01101110
查看完整题目与答案
【简答题】A water B rain C stone D ice
查看完整题目与答案
【单选题】The boy ______ when he said that he ______ the eggs ______ by the hen in the closet before he ______ down to have a rest.
A.
was lying, had laid, laid, lay
B.
had laid, lay, laid, was lying
C.
lay, was lying, lain, lay
D.
laid, lay, lam, lies
查看完整题目与答案
【单选题】若用8位0,1表示一个二进制数,其中1位即最高位为符号位,其余7位为数值位。 的原码、反码和补码表示,正确的是
A.
10001111，11110000，11110001
B.
00001111，01110000，01110001
C.
00001111，00001111，00001111
D.
00001111，01110001，01110000
查看完整题目与答案