（单数句子变成复数） 1.This is a map.2.That's an orange orange.3.—What's this?—It's a watch.
问题描述：
（单数句子变成复数） 1.This is a map.2.That's an orange orange.3.—What's this?—It's a watch.
答
1.These are maps. 2.Those are orange oranges. 3—What’er they? —They are watches.
答
there are maps.
those are orange oranges.
答
These are maps.
Those are orange oranges.
What are these?
They are watches.
答
1 These are maps.
2. Those're orange oranges.
3.What are these? They're watched.
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