The scientists are able to ____________ accurately when the spaceship will reach the moon.
#74717
A
accumulate
B
calculate
C
appoint
D
estimate
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He received $10   a couple of house of work.
#81663
A
change for
B
charge for
C
to change
D
in exchange for
Rod loves      clocks.  However, he never manages to put them together again.
#70822
A
taking apart
B
giving away
C
making up
D
turning off
Though he doesn’t achieve his goals, he is not a failure.___, he is remembered as a true hero.
#70512
A
In particular
B
On the contrary
C
Generally speaking
D
To be honest