Bears live in cold countries, ______ they sometimes live in hot countries, too.
#39405
A
and
B
with
C
or
D
but
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They took rock samples back to Earth for _____study.
#42229
A
farther
B
step by step
C
further
D
far away
The boy ______ a piece of waste paper, and put it into the rubbish bag.
#37960
A
picked up
B
threw away
C
looked for
D
handed in
--- _______ does he play basketball? --- On the weekend.
#40744
A
Where
B
When
C
How
D
What time
I will telephone you at four o’clock. 
#43733
A
wake you up
B
call your name
C
ring you up
D
ring up you