Choose the right variant of the main verb: Present Sinple or Present Continuous
1. The train...at 11:00
a. will arrive
b. is arriving
c. arrive
d. arrives
2. I...to call you tomorrow
a. am gone
b. am going
c. is going
d. will
3. John...to London next week
a. come
b. comes
c. is coming
d. was coming