Hello! I'm very glad to see you. When_________ you_________ here?
#42301
A
did; arrive
B
will; arrive
C
have; arrived
D
are; arriving
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When the teacher came into the classroom, the students ____ in groups.
#39479
A
work
B
have worked
C
were working
D
are working
 —What’s your mother__________ now? —She’s __________ our house.
#37985
A
doing, clean
B
do; clean
C
does; cleans
D
doing; cleaning
We’ll go for a walk if it      tomorrow.
#39553
A
will not rain
B
isn’t raining
C
doesn’t rain
D
wasn’t raining