Armstrong became interested in _______ ever since he took his first _______ at the age of six.
#54786
A
fly; flying
B
flight; fly
C
flight; flying
D
flying; flight
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Although he failed this time, he didn’t give up and ＿＿＿＿＿＿studying hard..
#53039
A
stopped
B
continued
C
succeeded
D
finished
We should do what we can ___ the endangered animals.----Yes,it’s our duty them.
#53799
A
save; to protect
B
save; protect
C
to save; protect
D
to save; to protect
—Mr. Li ______ to Mary carefully when I entered the classroom this morning. —He is very patient ______ he is young.
#53941
A
talking; but
B
was talking; though
C
talks; though
D
talked; however
----- How about climbing the hill?----- I would rather ________ along the river than ________ the hill. I’m a bit tired.
#53276
A
walk; climb
B
walking; climbing
C
walking; to climb
D
walk; to climb