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
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It is the first time he ________ here and now it is high time that he ________ around.
#100062
A
come;should be showed
B
has come;was showed
C
has come;be showed
D
came;was showed
Bob would have helped us yesterday, but he ________.
#99049
A
was busy
B
is busy
C
had been busy
D
will be busy
 David has got everything ready, _________ it well.
#103138
A
determined to do
B
to be determined to doing
C
determining doing
D
to determine to do