When the old man ______ to walk back to his house, the sun ______ itself behind the mountain. 
#100109
A
started; had already hidden
B
was starting; hid
C
had started; had already hidden
D
had started; was hiding
推荐题目
You       to like the subject after you       it for some time.
#102481
A
will get; have studied
B
will get; will study
C
got; have studied
D
get; will study
The elderly _________ good care of in public places like supermarkets and airports; they are likely to get lost.
#102324
A
can have been taken
B
ought to be taking
C
must be taken
D
should take
 If everything goes well, I ______ home at this time tomorrow morning.
#100054
A
will drive
B
am going to drive
C
will be driving
D
am to drive
The door   .Something has gone wrong with it.
#100677
A
won’t lock
B
won’t be locked
C
can’t lock
D
isn’t locked