The world’s population is getting larger and larger, so scientists are trying to ______ new ways to solve the food shortage.
#58925
A
keep up with
B
come up with
C
make up with
D
catch up with
推荐题目
It’s too early now. The shop _________ at 10 a.m. every day.
#55666
A
is closed
B
closes
C
is open
D
opens
I ____ an expensive gift for my birthday, but I could not ____ it.
#59835
A
accepted, received
B
received, accept
C
accepted, receive
D
accepted, received
Whether you can enter the high school        yourself. 
#63363
A
calls for
B
depends on
C
agrees with
D
connects with
---We’ll do what we can ____English well this term. ---It’s high time for you to work hard.
#62879
A
study 
B
to study 
C
be studied  
D
be studying