Complete the sentences. Put for or since into each gap. Hoàn thành các câu sau. Sử dụng for hoặc since . Example: I’ve studied English for nearly 3 years. a) He’s been in China _______ January. b) She’s lived in Ha Noi _______ 1950 c) They haven’t seen each other _______ a long time. d) My mother’s worked in this hospital _________ 9 years. e) Kate’s looking after little John today. She’s been at my house 8 _______ o’clock this morning. f) ĩve read this novel _______ 2 hours. g) I have known her _______ some years. h) We haven’t phoned each other _______ last week. Hướng dẫn giải a. sinceb. sincec. ford. fore. sincef. forg. forh. since