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C. is all depended D. is all depending 解析:答案 B。 I asked him if I might leave. I asked him “May I leave now?” ,表示對 過去發(fā)生的動作 進行可能性推測, 他可能去醫(yī)務室了。 他也許在作功課吧。 They may e here tomorrow. 他們可能還在等我們呢。 You could have had a better mark. may/might ,只能用于陳述句,表示對現(xiàn)在或?qū)硪l(fā)生的動作把握不大。 I saw him just now so he couldn’t have gone abroad. 門是鎖著的, 所以她不可能在家。 It can’t be Mary. She has fallen ill. 她不可能在說謊。 The road is wet. It must have rained last night. can/could 1. can /could 表示推測時,只能用在 否定句或疑問句中 。 They are playing basketball, they must have finished their homework. 路是濕的。 There must be something wrong with the puter. 你努力學了一整天, 一定累了吧 You have worked hard all day. You must be tired. +be doing/do 表示對 現(xiàn)在的動作 進行肯定推測 他現(xiàn)在一定在看小說 He must be reading novels now. 他們買了一輛新車。人教新課標高中模塊三 Unit 1 Checking answer – I (2m) Answer key for religious religion danger humour courage culture nation season origin produce educate celebrate predict dangerous humourous courageous cultural national seasonal original production education celebration prediction Checking answer – II (2m) Answer key for Many people think that Christmas is a western __________, but in fact it is really a worldwide holiday. Chr