phgchi2102 Can I use the phrase: There are question marks over sth in writing IELTS test? It it formal? I assume you are using "question marks" metaphorically.
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phgchi2102 Can I use the phrase: There are question marks over sth in writing IELTS test? It it formal?
I assume you are using "question marks" metaphorically. I don't recommend it. Just write "There are questions about ...".
CJ