2009年12月大學(xué)英語(yǔ)四六級(jí)考試語(yǔ)法精要(二)

　　6. 帶疑問(wèn)詞的不定式短語(yǔ)

　　不定式前可以加某些疑問(wèn)代詞，如who、what、which,或疑問(wèn)副詞，如when、where、how、why等，構(gòu)成一種特殊的不定式短語(yǔ)，可在句子中作主語(yǔ)、賓語(yǔ)、表語(yǔ)或狀語(yǔ)等。

　　How to improve English is often discussed among the students.

　　We haven’t decided when to visit the place.

　　The most difficult thing in learning English is how to speak the language well.

　　You haven’t answered my question where to get these books.

　　7. 某些動(dòng)詞后的不定式作賓語(yǔ)補(bǔ)足語(yǔ)時(shí)，不定式不帶to，這些動(dòng)詞是feel, have, hear, let, make, notice, see, watch等。

　　Suddenly I felt the atmosphere in the room become tense.

　　I often hear them sing this song.