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C. if D. for 2. — Can we get everything ready by the weekend? — It all depends on _______ we can get Mr. Green’s cooperation. A. that B. what C. whether D. if 3. The news _____ Lincoln was murdered filled the American people’s hearts with deep sorrow. A. which B. when C. that D. how 4. The reason for his success is _________ he worked very hard. A. why B. that C. because D. for 二、 whether和 if的區(qū)別: 試一試: 1. The question of __________________ they are male or female is not important. 2. The question __________________ he’ll attend the meeting is not decided. 3. ____________________ they can do it matters little to us. 4. I don’t know _______________________ she can finish the task in such a short time or not. 5. I didn’t know ________ _____________ or not he had arrived in Wuhan. 【歸納】 whether 可引導(dǎo) ________________________從句;而 if 只能引導(dǎo) ____________從句; 賓語從句中若有 or (not)只能用 ___________引導(dǎo); 介詞后的賓語 從句只能用 ________________引導(dǎo)。t been decided yet. 三、 what和 that的區(qū)別: 先觀察: 1. What he needs is more practice. 2. That he got the first place in the petition surprised us. 3. The truth is that I didn’t go there 4. He is not what he used to be 20 years. 5. What impressed me most was that such a little boy could play the violin so well. 【用法歸納】 that 在從句中 __________________且 __________________; 只有在 _______中 有時 可以省略; what 是 ____________,在從句中必須擔(dān)當(dāng) __________、 _________或 ___________。 that she spoke Japanese so well B. What。 that she spoke Japanese so well D. That。d be back home an hour ago. A. that B. whether C. if D. when 10. ________ he will attend the meeting is certain. A. What B. That C. In which D. If 11.