He is a kind-hearted boy and he will come to the Old Folks' Home whenever __________.
#101753
A
he is convenient
B
he will be convenient
C
it is convenient to him
D
it will be convenient to him
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---- What’s that noise?       ---- Oh, I forgot to tell you. The new machine ______.
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A
was tested
B
will be tested
C
is being tested
D
has been tested
It can be proved that Diaoyu Islands ______ part of the territory(领土) of China since ancient times.
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A
belong to
B
are belonged to
C
have been belonging to
D
have belonged to