Light ____ faster than sound.
travel
travels
travelled
will travel
Listen! Who ____ in the classroom?
sing
sings
is singing
sang
I ____ to bed at eleven every night.
—What ____ you ____ at 9 last night?
do; do
did; do
were; doing
are; doing
I ____ my homework when my father returned.
do
did
was doing
am doing
The plane ____ at 16:00, according to the schedule.
takes off
took off
is taking off
was taking off
Look at the clouds. It ____ soon.
rains
is going to rain
will rain
is raining
We ____ for Guangzhou this Friday.
leave
are leaving
left
were leaving
If you ____ harder, you will succeed.
work
will work
worked
are working
She ____ always ____ help others. Everyone likes her.
is; ready to
will; ready
was; ready
/; ready
Don’t make noise. The students ____ an exam.
take
took
are taking
were taking
—Can I borrow your dictionary?—Sorry, I ____ it.
use
used
am using
was using
They ____ football from four to six yesterday afternoon.
play
played
were playing
are playing
When the bell rang, we ____ our lessons.
have
had
were having
are having
—I forgot to bring water.—Don’t worry. I ____ share mine with you.
While Tom ____, his sister was dancing.
sings
sang
was singing
is singing
He ____ to walk to school when he was young.
used
uses
is using
was using
—Why are you in such a hurry?—My train ____ in ten minutes.
leaves
left
is leaving
was leaving
He ____ to go out when it began to rain.
is about
was about
will be about
are about
My elder sister ____ studied French since she was fifteen.
studies
studied
has studied
had studied
Has your brother ____ climbed mountains?
The workers have ____ repaired the machine, we can use it now.
They haven’t made any decision ____.
Tom is out. He ____ the airport to pick up his friend.
has been to
has gone to
went to
has been in
My parents ____ Hong Kong several times.
have gone to
have been to
went to
stay in
The foreigners ____ China for half a year.
have been in
have gone to
went to
arrive in
That is the fourth time that he ____ late for school.
I ____ this watch two years ago.
have bought
bought
had bought
buy
Up to now, scientists ____ made plenty of important discoveries.
When I woke up yesterday, my father ____ left home.
The bus had already departed ____ we reached the bus stop.
He said he ____ never eaten authentic Chinese dumplings.
By the end of last autumn, the factory ____ produced thousands of goods.
have
had
will have
are producing
By the end of next December, we ____ finished all textbook courses.
have
had
will have
were having
The two kids ____ classmates since primary school.
are
were
have been
had been
The old man ____ lived here for nearly twenty years.
Before she took the exam, she ____ reviewed all knowledge points.
has
had
will have
is having
I can’t find my notebook. I ____ misplaced it.
misplaced
have misplaced
had misplaced
was misplacing
By the coming vacation, we ____ visited four scenic spots.
have
had
will have
are having