Serving
Having served
Being served
Having been served
第1题:
A、publishing/ are been used
B、published/ are using
C、published/ are being used
D、having been published/ are being used
第2题:
A、Watching
B、Having watched
C、Having been watching
D、Being watched
第3题:
A: tell
B: having been told
C: being told
D: to be told
第4题:
Our modern civilization must not be thought of as ________ in a short period of time.
[A] being created
[B] to have been created
[C] having been created
[D] to be created
第5题:
第6题:
第7题:
He()lunch in the canteen right now.
Ahas
Bhave
Cis having
第8题:
He()lunch in the canteen right now.
第9题:
of his being ever there
he ever has been there
of his having ever been there
of him having ever been there
第10题:
they continued bargaining.
bargaining is continued
the bargain was continued
it is time to continue bargaining
第11题:
Serving
Having served
Being served
Having been served
第12题:
having not been invited
not having invited
having not invited
not having been invited
第13题:
A、Seen
B、Seeing
C、Having been seen
D、Being seen
第14题:
In some parts of the world, such as in England, tea ______ with milk and sugar.
A is serving
B serves
C is served
D served
第15题:
A.is serving
B.served
C.was serving
D.was served
第16题:
第17题:
第18题:
第19题:
He()lunch with a customer now.
Ahas
Bhave
Cis having
第20题:
Having been served supper,().
第21题:
has
have
is having
第22题:
has
have
is having
第23题:
The summer vacation is over; great
The summer vacation being over; renewed
As the summer vacation over; refreshing
Had the summer vacation been over; sacred
第24题:
of the electromagnetic disturbances observed being the results of nuclear weapons testing
regarding the observed electromagnetic disturbances having been the results of nuclear weapons testing
that the electromagnetic disturbances observed were the results of nuclear weapons testing
that nuclear weapons testing resulted in the electromagnetic disturbances having been observed
that the electromagnetic disturbance observed were resulting from nuclear weapons testing