(將下列句子改為含有賓語(yǔ)從句的主從復(fù)合句) Has he finished his homework? His mother asked．

　　His mother asked ______ he ______ finished his homework．

(將下列句子改為含有賓語(yǔ)從句的主從復(fù)合句) Will we visit the Great Wall? I want to know．

　　I want to know ______ we _____ visit the Great Wall．

(將下列句子改為含有賓語(yǔ)從句的主從復(fù)合句) The earth goes around the sun．The teacher said．

　　The teacher said ______ the earth ______ around the sun．

(將下列句子改為含有賓語(yǔ)從句的主從復(fù)合句) He should work hard．He knew．

　　He knew ______ he _______ work hard．

(用適當(dāng)?shù)奶厥庖蓡?wèn)詞完成對(duì)話) 桪ad，do you know _____ we must leave?

　　桬arly tomorrow morning．

(用適當(dāng)?shù)奶厥庖蓡?wèn)詞完成對(duì)話) 桵um，do you know ______ gate we have to go through?

　　桮ate 9．

(用適當(dāng)?shù)奶厥庖蓡?wèn)詞完成對(duì)話) 桪o you know ______ I have to give this letter to?

　　桾o Mr Green．

(用適當(dāng)?shù)奶厥庖蓡?wèn)詞完成對(duì)話) 桟ould you please tell me ______ time the plane to New York leaves?

　　桰t leaves at 9：15 in the morning．

(用適當(dāng)?shù)奶厥庖蓡?wèn)詞完成對(duì)話)桬xcuse me! Could you tell me ______ the nearest post office is?

　　桟ertainly! Go down this road and turn right，then you'll find it．

(用所給詞的適當(dāng)形式填空)我不知道怎樣處置這臺(tái)舊機(jī)器。

　　I don't know _______.