Things like electronics, glass or other ____ objects are often packed with an appropriate protective material to prevent damage. 
#18522
A
flexible
B
concrete
C
abnormal
D
fragile
推荐题目
Are you feeling ___?
#20553
A
any well
B
any better
C
quite good
D
quite better
The children all looked _____ at the broken model plane and felt quite _____.
#20586
A
sad, sad
B
sadly, sadly
C
sad, sadly
D
sadly, sad