The old scientist devoted most of his time ___________ the space science.
#63172
A
develop
B
to developing
C
to develop
D
developing
推荐题目
---- Why weren’t you on line last night ? ---- Oh, my computer was broken and I had to have it ________ .
#57975
A
repaired
B
repairs
C
repairing
D
to repair
.—What ________ the twins _________ on weekends?—She usually goes skateboarding.
#56790
A
do, do
B
does, do
C
does, does
D
do, does
I am looking forward to _____ to my hometown
#61897
A
go back
B
going back
C
go back to
D
going back to