are made  of        
#29105
A
Glasses; glasses.
B
Glass; glass
C
Glasses; glass.
D
not start out.
推荐题目
 Look! There are some________ on the floor.
#27898
A
child
B
water
C
boxes
D
girl
 She is ________. She likes ______ lessons. 
#29369
A
an English, Chinese
B
England, Chinese
C
English, Chinese
D
English, China
The first day of the week is ________.
#29228
A
Tuesday
B
Sunday
C
Saturday
D
Friday