Laura __________ in the office for 4 hours. Tell her to have a rest, please.
#53102
A
works
B
was working
C
worked
D
has worked
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The workers can ____ the waste things ____ something useful.
#61909
A
make, into
B
change, into
C
make, in
D
change, to
Jim was walking along the river_______ he heard someone_______ "Help! Help!
#56199
A
when; shout
B
while; shouting
C
as; to shout
D
when; shouting
- Where is your father?- He_______ Shanghai for five days. But he will be back soon
#52731
A
has gone to
B
has been to
C
has been in
D
has been away