... inside, outside…): • Giới từ chỉ thời gian ( in, on, at, between…and, from…to, before, after…) E.x. I was born in October / in 1 982 / in winter / in the morning. E.x. I was born on 6 October 1 982 . ... Lan said to me. →Lan said I should work harder on my English. • Tường thuật một câu mệnh lệnh, yêu cầu: E.x. “ Open your book”, Huong asked me. →Huong asked me to open my book. E.x. “ Can you ... must spend more time on studying. E.x. Can you help me? 8. Giới từ chỉ thời gian ( in, on, at, between…and, from…to, before, after…) và giới từ/trạng từ chỉ nơi chốn ( in, on, at, upstairs, downstairs,...