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【題目】My father is always strict________ me because he wants me to be more excellent.

【題目】If you can be more strict ________ your work, there would be fewer mistakes.

【題目】I regret________ that Lily can't come to the party because she is badly ill.

【題目】I failed the exam and regretted________ so much time playing computer games.

【題目】may, be, he, not, at home

【題目】must, classroom, be, now, the, cleaned

【題目】catch up with, can, the, plane, I

【題目】should, be allowed to, make decisions, teenagers

【題目】should, protected, be, the, environment

【題目】It is impolite to talk ________ to the elders. Instead, we should love and respect them.