- English as a Second Language (ESL)
- Grammar
- Age 9+
-
level: intermediate
- English
คำแนะนำของผู้เขียน
Use who, which, whose, when, where. Do not use 'that'
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คำแนะนำของผู้เขียน
Use who, which, whose, when, where. Do not use 'that'