3.141,﹣ 227 , −273 ,π,0,0.1010010001…
A:2个
B:3 个
C:4个
D:5个
2000÷400=____
4200÷700=____
500÷500=____
8800÷800=____
①飘扬的____ A.小鸟
②粗壮的____ B.老师
③欢唱的____ C.国旗
④敬爱的____ D.铜钟
⑤鲜艳的____ E.枝干
⑥古老的____ F.民族服装
⑴____ A. out B. shout C. house D. would
⑵____ A. tie B. big C. wish D. trick
⑶____ A. world B. important C. score D. more
⑷____ A. area B. bean C. cheap D. meat
⑸____ A. include B. number C. pumpkin D. fun