【单选题】Why does Mrs. Jacobs criticize Mr. Holland in the clip ?
A.
Because he was late for class very often.
B.
Because he was off work earlier very often.
C.
Because he failed to serve as a good compass for his students.
D.
Because he failed to give his students a good class.
【单选题】白光的色散、干涉和衍射都会形成彩色条纹,下列彩色条纹哪个属于光的干涉现象?
D.
通过窄缝看远处日光灯,可以看到一系列彩色条纹
【单选题】Why does Mrs. Jacobs criticize Mr. Holland in clip 1?
A.
Because he was late for class very often.
B.
Because he was off work earlier very often.
C.
Because he failed to serve as a good compass for his students.
D.
Because he failed to give his students a good class.
【单选题】Why does the principal Mrs. Jacobs give Mr. Holland a compass as a gift when she retires from school?
A.
To remind Mr. Holland to go outdoors often.
B.
To indicate Mr. Holland spend too much time staying indoors.
C.
To praise his job as a good compass for his students.
D.
A useful gadget ( 小玩意 ) to help Mr. Holland find directions when Mr. Holland does outdoor activities.
【单选题】Why does Mrs. Jacobs criticize Mr. Holland in clip 1( 视频 1)?
A.
Because he was late for class very often.
B.
Because he was off work earlier very often.
C.
Because he failed to serve as a good compass for his students.
D.
Because he failed to give his students a good class.