選詞填空,補(bǔ)全句子。
am are is up down |
down
down
.(2)I
am
am
reading a book.(3)He
is
is
sleeping.(4)Please stand
up
up
.(5)What
are
are
you doing?【答案】down;am;is;up;are
【解答】
【點(diǎn)評】
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發(fā)布:2025/4/2 5:0:1組卷:0引用:1難度:0.6