The Titanic ( cross) .... the Atlantic when it ( strike ) ..... an iceberg
Please turn off the stove . The water ( boil ) ..... for more than fifteen minutes.
Mary ( work ) ... on the essay for two hours now and she ( hope) ..... that she ( finish) ... it in one more hour.
The guard ( listen) ...... to his iPod, so he ( not / hear) ..... the fire alarm
when thư boss ( walk) .... into the office, his secretary ( type) .. the report , and the accountant ( talk) .... on the phone
The Titanic ( cross) was crossing the Atlantic when it ( strike ) struck an iceberg
Please turn off the stove . The water ( boil ) boils for more than fifteen minutes.
Mary ( work ) is working on the essay for two hours now and she ( hope) hopes that she ( finish) will finish it in one more hour.
The guard ( listen) listened to his iPod, so he ( not / hear) didn't hear the fire alarm
when thư boss ( walk) walked into the office, his secretary ( type) was typing the report , and the accountant ( talk) was talking on the phone
The Titanic ( cross) ..was crossing.. the Atlantic when it ( strike ) .striked.... an iceberg
Please turn off the stove . The water ( boil ) ..boils... for more than fifteen minutes.
Mary ( work ) .is working.. on the essay for two hours now and she ( hope) .hopes... that she ( finish) .will finish.. it in one more hour.
The guard ( listen) ...listens... to his iPod, so he ( not / hear) ..doesn't hear... the fire alarm
when thư boss ( walk) ...walked. into the office, his secretary ( type) .was typing. the report , and the accountant ( talk) ..was talking.. on the phone