【简明语法】11.3 used to / be used to_英语语法
used to + do:"过去常常"表示过去习惯性的动作或状态,但如今已不存在。
mother used not to be so forgetful.
scarf used to take a walk. (过去常常散步)
be used to + doing: 对……已感到习惯,或"习惯于",to是介词,后需加名词或动名词。
he is used to a vegetarian diet.
scarf is used to taking a walk.(现在习惯于散步)
典型例题
---- your phone number again? i ___ quite catch it.
---- it's 69568442.
a. didn't b. couldn't c. don't d. can't
答案a. 本句虽没有明确的时间状语,但从语意上看 出,在听的时候没有听懂这个动作发生在过去,因此应用过去时。