Years ago we didn't know this, but recent science ______ that people who don't sleep well soon get ill.
#104011
A
showed
B
has shown
C
will show
D
is showing
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He began to __________ because every means _______ tried already.
#104224
A
lose heart; has been
B
lose heart; had been
C
lose his heart; was
D
lose his heart; had
The little girl _______ her heart out because she _______ her toy bear and believed she wasn't ever going to find it.
#100753
A
had cried; lost
B
cried; had lost
C
has cried; has lost
D
cries; has lost
—Can you tell me what time the flight to Detroit leaves?—I’m sorry, but it _______________.
#100400
A
has been canceled
B
had been canceled
C
has canceled
D
had canceled
Edward, you play so well, but I you played the piano.
#101742
A
don’t know
B
hadn’t know
C
didn’t know
D
haven’t known
-Have you got your test result? -Not yet. The papers _____.
#104685
A
are still being corrected
B
are not correcting
C
have already been corrected
D
have not corrected