－Have you seen Mr. Black these days, Jack?－Yes, I met him when I ________ in the street yesterday.
#49575
A
walked
B
was walking
C
have walked
D
is walking
推荐题目
I hope everyone can care about ______ the environment and stop ______ things.
#49218
A
protecting; wasting
B
protecting; to waste
C
protect; wasting
D
protect; to waste
— I hear you have got an opportunity _________ at the children’s hospital.— Yes, I love children and it will be a good experience for me.
#50974
A
to volunteer
B
helping
C
volunteering
D
to teach
---Did you use to ____ a bus to school?---Yes .But now I am used to ____ a bike to school .
#49832
A
take , riding
B
taking , riding
C
taking , ride
D
taking . riding