The country has already sent up three unmanned spacecraft, the most recent _____ at the end of last March.
#99009
A
has been launched
B
having been launched
C
being launched
D
to be launched
推荐题目
_____ from media reports,the result has been unclear.
#98153
A
To judge
B
Having judged
C
Judging
D
Judged
He did nothing but ________walk in the street. 
#95370
A
taking    
B
take    
C
to take    
D
took