Choose the correct verb construction

1. They [to play] a game at the moment.

   1.   ?    are playing
   2.   ?    play
   3.   ?    have played
   4.   ?    played

2. Jack [to teach] French every day.

   1.   ?    teaches
   2.   ?    is teaching
   3.   ?    has taught
   4.   ?    taught

3. The boy [to break] his leg and now he cannot walk.

   1.   ?    has broken
   2.   ?    breaks
   3.   ?    is breaking
   4.   ?    will break

4. It [to snow] in winter.

   1.   ?    snows
   2.   ?    is snowing
   3.   ?    has snowed
   4.   ?    snowed

5. I can go to play because I [to do] my homework.

   1.   ?    have done
   2.   ?    will do
   3.   ?    am doing
   4.   ?    do

6. She [to sleep] - so please be quiet.

   1.   ?    is sleeping
   2.   ?    sleeps
   3.   ?    has slept
   4.   ?    will sleep

7. The dog [to bite] - so stay away!

   1.   ?    bites
   2.   ?    has bitten
   3.   ?    is biting
   4.   ?    bit