Millions of people watched that first moon landing on television, their hearts in their mouths, aware of how difficult and dangerous an adventure it was, and what risks had to be ____. 
#97093
A
taken
B
take
C
to take
D
taking
推荐题目
Mr.Smith was very glad _____ as the manager of  the company.
#93725
A
being appointed
B
having appointed
C
to have appointed
D
to have been appointed
Have you forgotten________a ruler from Tom?Please remember________it to him tomorrow.
#88483
A
borrowing;to return
B
borrowing;returning
C
to borrow;to return
D
to borrow:returning
Mr. Green stood up in defence of the 16-year old boy,_________ that he was not the one ____________.
#94108
A
said; blamed
B
saying; to blame
C
to say; to be blamed
D
saying; blaming