______nature reserves _______us learn more about protecting animals.
#48781
A
Studying ; help
B
Studies ; helps
C
To study; helping
D
Studying; helps
推荐题目
He couldn’t help ____ .The news was so ____ .
#50819
A
smiling, excited
B
to smile, exciting
C
smiling, exciting
D
smiled, excited
My mum did all she could ___money for my education at that hard time.
#48611
A
made
B
makes
C
to make
D
making
It’s time for class. Let’s stop . Look! The teacher decides us something important.
#51404
A
talk, tell
B
talking, telling
C
to talk, to tell
D
talking, to tell