【正文】
(3)can/could還可用來表示推測、請求、許可等; be able to只能用來表能力。兩者意義基本相同,但 can更普通些。 (2)will 可用于各種人稱,表示意愿,也可表示傾向或習(xí)慣動作;在疑問句中用于第二人稱,表示請求。 Period Two Word power amp。陳述句在表示允諾、警告、命令、決心、強(qiáng)制等,可用于二、三人稱,這類用法現(xiàn)在很普遍。 (2)could 和 was/were able to 均可表示過去的 “能力 ”。但若表示 “過去做成了某事 ”要用was/were able to (但在否定句中兩者可以通用 )。 ] 2. (1)shall (2)will (3)Will [(1)疑問句中 shall用于第一、三人稱,表示征詢對方的意見或意圖。 Grammar and usage 基礎(chǔ)落實 Ⅰ .用適當(dāng)?shù)那閼B(tài)動詞填空 1. —________ we clean the classroom before going home? —No, you needn’ t. 2. Children ________ be taught to speak the truth. 3. At that time they thought the story ________ be true. 4. It’ s a ________ tell other people. 5. She ________ bring me little presents when she came to our house. Ⅱ .同義詞辨析 1. 用 can/be able to 的適當(dāng)形式填空 (1)The fire spread through the hotel very quickly but everyone ________________ get out. (2)I wonder where he ________ go. (3)Shall you ______________ finish your work tomorrow? 2. 用 shall/will填空 (1)—What does the sign over there read? —No person ________ smoke or carry a lighted cigarette, cigar or pipe in this area. (2)Let her do that, if she ________. (3)________ you lend me your knife? Ⅲ .句型轉(zhuǎn)換 1. Finland is a country whose people s