With all my attention _______ my homework, I didn’t even notice my father standing by me. 
#90970
A
to fix on
B
fixed on
C
fixing on
D
to be fixed on
推荐题目
There are many kinds of metals, ______.
#91614
A
each having its special properties
B
having its special properties
C
one has its special properties
D
each has its special properties
Daisy ______ all the housework, she dropped herself into the sofa, sighing with relief.
#90936
A
finished
B
had finished
C
having finished
D
finishing
 The children went home from the grammar school, their lessons _____ for the day.
#90989
A
finishing
B
finished
C
had finished
D
had been finished
Everything ________, I’m sure I made the right decision.
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A
taken into consideration
B
taking into consideration
C
to take into consideration
D
take into consideration
It would be a good idea to use a plastic bottle, ___cut off, as a container to grow young plants in.
#91674
A
of which the top
B
the top is
C
the top of which
D
with its top