—Sorry, I didn't catch you.—Be quiet, please; the baby ________.
#105309
A
was sleeping
B
is sleeping
C
slept
D
has slept
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—Joan，what ________ in your hand?—Look！It's a birthday gift for my grandma.
#105314
A
had you held
B
are you holding
C
do you hold
D
will you hold
Although the causes of cancer ____we do not yet have any practical way to prevent it.
#105341
A
are being uncovered
B
have been uncovering
C
are uncovering
D
have uncovered
Today many physical bookstores ________ down with financial difficulties, inflexible management strategies and competitive pressure from online bookstores.
#105310
A
had closed
B
having closed
C
being closed
D
are closing
--- Why are you so angry?--- Jack failed to return my tennis bat on time again. He _______his words.
#105302
A
is always eating
B
has always eaten
C
always eat
D
always ate
Tom, would you like to stop practising B-Box? The CCTV news____ and I want to listen.
#105325
A
is broadcasting
B
has been broadcasting
C
is broadcast
D
is being broadcast