【单选题】一般的情况,铜热电阻的测温范围比铂热电路的测温范围( )。
【单选题】Which of the following is NOT MENTIONED in the third paragraph?
A.
Group work gives pupils the opportunity to learn to work together with other.
B.
Pupils also learn to develop their reasoning abilities.
C.
Group work provides pupils with the opportunity to learn to be capable organizers.
D.
Pupils also learn how to participate in teaching activities.
【单选题】Which of the following is NOT MENTIONED in the third paragraph?
A.
Group work gives pupils the opportunity to learn to work together with others.
B.
Pupils also learn to develop their reasoning abilities
C.
Group work provides pupils with the opportunity to learn to be capable organizers.
D.
Pupils also learn how to participate in teaching activities.
【单选题】一般的情况,铜热电阻的测温范围比铂热电阻的测温范围 ()
【单选题】一般情况下铜热电阻的测温范围比铂热电阻的测温范围()。
【单选题】Which of the following is NOT mentioned in the third paragraph?
A.
Group work gives pupils the opportunity to learn to work together with others.
B.
Pupils also learn to develop their reasoning abilities.
C.
Group work provides pupils with the opportunity to learn to be capable organizers.
D.
Pupils also learn how to participate in teaching activities.
【单选题】下列有关命题的说法正确的是 [ ]
A.
命题“若x 2 =1,则x=1”的否命题为:“若x 2 =1,则x≠1”
B.
命题“若x=y,则sinx=siny”的逆否命题为真命题
C.
命题“存在x∈R,使得x 2 +x+1<0”的否定是:“对任意x∈R,均有x 2 +x+1<0 ”
D.
“x=-1”是“x 2 -5x-6=0”的必要不充分条件