______ Mr. Black_______go to work by ferry before the bridge was built?
A: Did; used to
B: Use; to
C: Did; use to
D: Does; use to
A: Did; used to
B: Use; to
C: Did; use to
D: Does; use to
举一反三
- ______ Mr. Black_______go to work by ferry before the bridge was built? A: need not to B: not need to C: don't need D: need not
- Did you ____ have a part-time job when you were at college? A: used to B: use C: use to D: used
- Did you _________ chat on the QQ? A: are used to B: used to C: use to D: get used to
- 3) What did people use for building materials before?
- What did the grandfather use to haveThe grandfather used to have （） watch.