—I haven’t heard from Henry for a long time.—What do you suppose________ to him?
#102053
A
will happen
B
has happened
C
was happening
D
had happened
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It can be proved that Diaoyu Islands ______ part of the territory(领土) of China since ancient times.
#99383
A
belong to
B
are belonged to
C
have been belonging to
D
have belonged to
--How did he get infected? --She ____the viruses without any protection.
#101629
A
exposed to
B
had exposed to
C
was exposed to
D
had been exposed
He _____ football regularly for many years when he was young.
#100315
A
was playing
B
has played
C
played
D
had played