—I wonder where Tom is.
—I am not sure. He be in the library.
A:must
B:can't
C:might
D:should
下列化学仪器中,可用于溶解固体、配制溶液、加热较大量液体的是( )
认真分析图所示的实验装置,并回答有关问题:
Their uncle ________ got many CD-ROMs. ( )