Mrs White _______ dinner when her son came home.
#42299
A
is cooking
B
was cooking
C
are cooking
D
were cooking
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 By the time they arrived at the station, the train         .
#36129
A
will leave
B
would leave
C
has left
D
had left
I know a little about Thailand, as I     there three years ago.
#38977
A
have been
B
have gone
C
will go
D
went
—I wonder if you      for a picnic tomorrow. —If it      ,I will go.
#36862
A
go, not rain
B
go, doesn’t rain
C
will go, isn’t rain.
D
will go, doesn’t rain.
All of us except him ______ America.
#39911
A
have been to
B
has been to
C
have gone to
D
has gone to
Let’s go climbing if it _________ tomorrow.
#39182
A
won’t snow
B
doesn’t snow
C
isn’t snow
D
can’t snow