New Words：

soft [sɔːft] adj. 软的;柔软的
hard [hɑːrd] adj. 坚固的;坚硬的

Sample Sentences：

How many soft toys do you have?
I like to sleep on a nice soft bed.
Which one do you want, a soft one or a hard one?

Wait for the concrete to go hard.
I can feel something hard in my pocket. I think it's a key.

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