We have something interesting to do this weekend. I think it a great weekend.
A:going to
B:is going to
C:is going to be
D:are going to be
如图所示,用刻度尺测物体的长度,则尺的分度值是 ____,所测物体的长度是 ____
拼写音节,指出声调。
____
给下面的字选择正确的读音。