1. She like to be idle and watch TV all day long.

2. She like to be lazy and watch TV all day long.

3. I need to examine your teeth, so open your mouth wide, please.

4. I need to check your teeth, so open your mouth widely, please.
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Which expressions are grammatical? Would you check the different words in each sentence?

She likes ...

This correction will fix sentences 1 and 2.

Sentence 4 is grammatically correct, but most people would use 3, even with the adverb error there.

I'd most likely use 2 and 3.