We should _______ whatever is true.
#67044
A
keep up
B
settle down
C
stick to
D
team up with
推荐题目
Astronauts in a spaceship have to _______weightless conditions _______are quite different from ______are on the earth. 
#78411
A
do with; which; those
B
deal with; that; that
C
solve; that; what
D
face; which; these
Rather than ____ on a crowded bus, he always prefers _____ a bicycle.
#68619
A
ride; ride   
B
riding; ride   
C
ride; to ride   
D
to ride; riding