---Mum, it’s late. Why are you still here?---Dad hasn’t come back yet. I _____ for him.
#36684
A
am waiting
B
have waited
C
was waiting
D
waited
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-- ______did your uncle leave his hometown ?--He ______ for nearly twenty years.
#39845
A
When, has left
B
When, has been away
C
How long, has left
D
How long, has been away
They ______ Hong Kong twice.
#41936
A
have gone to
B
have been to
C
have been in
D
have gone in
We won’t go sightseeing if           tomorrow.
#36386
A
it rains
B
it will rain
C
it rained
D
it rain