My mother often spends 2 hours  ______ housework every day.
#51027
A
do
B
does
C
doing
D
to do
推荐题目
The thief was noticed _____the office building by the back door on the screen.
#51161
A
enter
B
enter into
C
to enter
D
to enter into
Don’t forget  _____  the door when you leave.
#49354
A
to close
B
close
C
closing
D
closed
A young man ___ John __________ school recently.
#51273
A
calling; has left
B
called; will leave
C
calling; is leaving
D
called; has left
I’m going to ask Sam _________ the flat.
#49500
A
clean
B
cleans
C
cleaning
D
to clean