Choose the best answer to complete each of the following sentences.

1. He _____ playing with his dog. A. is loving B. loves C. was loving D. love

2. Oil _____ if you pour it on water. A. floated B. floats C. will be floated D. float

3. Water _____ at 100 degrees Celsius. A. boils B. boiling C. is boiling D. boil

4. The launch of the first liquid-fuelled rocket in 1926 _____ by flight historians _____ as significant as the Wright Brothers’ flight. A. has considered - having been B. was considered - being C. is considered - to be D. has been considered - has been

5. I’m afraid John will get drunk at the party no matter what his wife _____ to prevent it. A. would do B. were doing C. does D. will do

6. “Any news from Vicky?” “Yes. She _____ tomorrow on the 9:15 train.”

A. arrives B. will have arrived C. arriving D. will have been arriving

7. “Do you know it’s Barb’s birthday today?” “Yes, she _____ a party tonight.”

A. has B. is to have C. is having D. will have

8. Tom _____ things round the house, which is annoying.

A. always leaves B. has always left C. is leaving D. is always leaving

9. Teenagers _____ photos of pop stars on their bedroom walls.

A. are often sticking B. often stick C. will often stick D. have often stuck

10. At least half of the world’s population _____ more than one language.

A. speak B. speaks C. have spoken D. is speaking