短文改错：（共10题，每小题1分，满分10分） Thank you very much to your letter. You asked me 1 how to improve your listening skill. Here is some ad
Many people like to travel by plane, but I don't. An airport is usually far from the city. You have to get there early and wait for hours for the plane to take off and it's often late. You ca
如图所示的电路中，电源电动势为E，内电阻为r，L为小灯泡（其灯丝电阻可以视为不变），R1和R2为定值电阻，R3为光敏电阻，其阻值的大小随照射光强
读经纬网图，回答下列问题（3分）（1）A点在南、北半球中的 半球。（2）B点在五带中的 带。（3）C点在D点的方
With everything _________, the manager left for England to attend an important business meeting. A. arranging B. arranged C. to be arranged D. to arrange
下列句子中，没有语病的一项是（ ） A．本届世博会上，起源于广东潮州的“功夫茶”将在潮府馆内与大家见面，不仅可以品茗到最纯正的功夫茶
，且
，
，求
的值
，
，消去
，得
，化简整理可得
，
，
，
。