发起提问 · 2024-03-28 20:55 when visiting和when to visit
发起提问 · 2024-03-25 20:18 please give me a call to let me know you have arrived safely是现在完成时的什么用法
签到 · 2024-03-25 20:16
发起提问 · 2024-03-24 20:52 He has arrived. He is in the meeting room now.这是现在完成时的什么用法
发起提问 · 2024-03-24 20:43 I______Changsha. I've just come back.为什么不用现在完成时
发起提问 · 2024-03-24 20:39 The house is Mr. Smith's, but he_____here any more.
发起提问 · 2024-03-21 19:34 It provides such a great place for students to have fun and grow happily_____ some students want to come.
发起提问 · 2024-03-21 10:43 also called the UK句子成分
签到 · 2024-03-18 08:43
发起提问 · 2024-03-10 14:04 There has been very little rain现在完成时用法