问题 填空题 Read and circle. 圈出不同类的单词。( )1. A. rice ( )2. A. eleven ( )3. A. chicken( )4. A. morning( )5. A. fruit B. eat B. fourteen B. fish B. supper B. evening C. dumplings C. thirsty C. soup C. breakfast C. afternoon D. noodles D. thirteenD. hungry D. lunch D. morning 答案 1-5 BCDAA
，接着以30 m/s的速度行驶完其余的
，求汽车在全程内的平均速度大小？