-- _____ the letter on your way to office.--O K. I _______.
#103665
A
Don’t forget posting; will
B
Do remember to post; will
C
Do forget to post; do
D
Do remember posting; do
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Helen ________ her keys in the office so she had to wait until her husband ______ home. 
#101502
A
has left; comes
B
left; had come
C
had left; came
D
had left; would come
—I’ve got to go now.—Must you ?I ______you could stay for dinner with us.
#104935
A
think
B
thought
C
have thought
D
am thinking
—I’m sure Andrew will win the first prize in the final. —I think so. He _________ for it for months.
#104593
A
is preparing
B
was preparing
C
had been preparing
D
has been preparing