衛生類：復習筆記although與though

　　(1)although與though可以引導讓步狀語從句，不能與but連用，但可以與yet連用.

　　Although they are poor，(yet)they are warm-hearted.

　　(2)even if或even though引導讓步狀語從句，表示"即使"，"縱然"，用來使人注意下文所強調內容的性質.

　　Ill get there even if(though)I have to sell my house to get enough money to go by air.

　　(3)no matter后接上who、what、where、how等疑問詞，也可以在這類疑問詞后面加上ever構成whoever、whatever、wherever、however等.

　　Dont trust him， no matter what / whatever he says.

　　Whoever breaks the law will be published.

　　No matter how hard the work is， youd better try to do it well.

　　(4)as也可以引導讓步狀語從句.要用倒裝.

　　Child as(though)he is， he knows a lot.

　　Much as I like it， I wont buy.

　　Try as he would， he couldnt lift the heavy box.