Adjective
1. difficult, tough, or hard
Test
1 / 5
He must be 50 and above.
2 / 5
We have two Chinese classes a week.
3 / 5
The government changed its policy abruptly.
4 / 5
Plastic is not absorbent, but cotton is.
5 / 5
The patient is complaining of pain in the abdomen.
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