【正文】
to173。 Period Three Grammar 基礎(chǔ)落實 Ⅰ. 用適當(dāng)?shù)倪B詞填空 1. Father was preparing a report ________ I was playing games. 2. The train had already left ________ I arrived. 3. He failed in the exam ________ he didn’t work hard. 4. They were working in the field ________ it began to rain. 5. I didn’t wake up ________ I heard the alarm clock. 6. ________ everybody is present, let’s begin our meeting. Ⅱ. 完成句子 1. ________________________________(當(dāng)邁克上三年級時 ), he saved all his pocket money for over three months to buy holiday presents for those he loved. 2. ________________(這是因為 ) new industries often need a large amount of water when they are beginning. 3. The puter system broke down suddenly ________________________(當(dāng)他正在尋找 ) information on the Inter. 4. ________________________(隨著太陽出來 ) the fog dispersed. 5. You shall use my bike on condition that you give it back to me ________________(我離開這里之前 ). 6. ________________________(我一閉上眼睛 ), I fell asleep. 7. It’s true that we don’t know what we’ve got ________________( 直到我們失去它 ). 8 . The giant panda has been attracting many children to the zoo __________________________自從它被送到那里 ) a month ago. Ⅲ. 單項填空 1. Don’t get off the bus until it________. A. has s