Choose the letter A, B, C or D to complete the sentences.My family was _____ the campsite yesterday. 16/20Choose the letter A, B, C or D to complete the sentences. My family was _____ the campsite yesterday. onatinGiải thíchĐáp án đúng: B Dịch nghĩa: Gia đình tôi đã ở khu cắm trại hôm qua.