Two-thirdsofhisproperty_____lostinthefire.
A、was
B、were
C、are
D、havebeen
Thedriverpulled_____atthetrafficlights.
A、in
B、off
C、up
D、out
Hedrovefastandarrivedanhour_____ofschedule.
A、inadvance
B、ahead
C、abreast
D、infront
Ifhe_____thestorekeeper‘sscissors，hewouldhaveforgottentobuyapair.
A、wouldnotsee
B、hadnotseen
C、havingnotseen
D、hasnotseen
Copernicusmaintainedthattheearth_____roundthesun.
A、moves
B、moved
C、moving
D、move