—Is Tom at home?—No, he ______ to town.
#100411
A
has been
B
has gone
C
goes
D
will go
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The young man insisted that he _______ nothing wrong and ________ free.
#103643
A
did , set
B
had done , should be set
C
do , be set
D
had done , must be set
The town’s drinking-water _____ with prim chemicals at present.
#104183
A
contaminates
B
is contaminated
C
is being contaminated
D
has been contaminated