He started to walk faster and the children had to run to ________him.
#72870
A
come up with
B
catch up with
C
keep up with
D
put up with
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After he __ himself, he tried hard to stand up.
#83449
A
came up
B
came to
C
came over
D
came on
Early settlers_______ their survival _______ hard work and determination to succeed.
#71894
A
corresponded; with
B
owed ; to
C
adapted; to
D
attached; to
If we_________ sunlight_________ a dry leaf with a piece of glass, it may start burning.
#70485
A
work; out
B
carry; out
C
focus; on
D
concentrate; on