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n. 機場airfield n. 飛機起落的場地port 港口;airport航空港field 田野;airfield 停機坪 at the airport on the airfield The plane circled the airport before landing. 飛機著陸以前在機場上空盤旋。 We are to meet him at the airport. 我們要到飛機場去接他。spekt/ v. 期待,等待 / except 除……之外expect do : I expect you to write back. We expect him to carry out his promises. 我們期待他履行諾言。 She expects to fail the exam. 她預(yù)料無法通過考試。 precious photo 珍貴的照片adv. 〈口〉很, 非常 Precious few people can afford prices like that. 沒有什么人出得起那個價錢。 She is carrying a parcel of book under her arm. 她胳膊下夾著一包書。 steal into the room 潛入房間 steal sb.39。9. guard n. (1) 警戒,守衛(wèi) Be on your guard against pickpockets. 謹防扒手。(2) 衛(wèi)兵 The guard won39。11. sand n. 沙, 沙子 Mix the sand and cement. 將沙和水泥和在一起。 沙洲 Sands are a large area of sand. 沙漠就是大面積的沙地。2. 過去進行時的結(jié)構(gòu) 過去進行時由“was / were + 現(xiàn)在分詞”構(gòu)成。如: He said they were leaving for Beijing this afternoon. 他說他今天下午要去北京。4. 過去進行時與一般過去時的區(qū)別 (1) 過去進行時強調(diào)動作在過去某時刻正在進行或持續(xù),而一般過去