Question

Mum prepares breakfast for us every morning, so she ______ early.

1. A.
   used to get up
2. B.
   is used to get up
3. C.
   used to getting up
4. D.
   is used to getting up

Answer 1

D
本题的后半句表示的意思是她习惯于早起，be used to表示习惯于某事，to为介词，故后跟动词要用动名词doing，故本题选D。