The element radium, ______ in the chemistry lab, gave off a blue light.
#95374
A
discovering
B
to be discovered
C
to discover
D
discovered
推荐题目
Weather _______, we’ll go for a picnic in the mountain.
#95696
A
permits
B
permitting
C
permitted
D
to permit
"We must keep a secret of the things _______ here", the general said, _______ at the man in charge of the information office.
#97435
A
discussed, stared seriously 
B
being discussed, seriously staring
C
to be discussed, seriously stared 
D
discussed, stared
The film TROY is______worth______.
#97762
A
well;being seeing    
B
well;seeing
C
much;watching    
D
greatly;being watched