______that blood diseases are going to continue, we’ll have to______ them. 
#93223
A
Assumed; doing research at
B
Assuming; do research on
C
Assuming; do research for
D
Being assumed; do research on
推荐题目
 “Did he repair his bike all by himself that day?”  “No, he ___.”
#97776
A
hadn't
B
had had it repairing
C
had it being repairing
D
had Jimmy do it
Tom has been out of work for two years, so he has difficulty______. 
#97290
A
earning living
B
earning his living
C
to earn livings
D
to earn his living
Although ________ to stop, he kept on working.
#96110
A
tell
B
telling
C
having told
D
told