III Suply the correct verb form: present tenses
1. Listen! I.....................(think) someone.....................(knock) at the door.
2. We.....................(not/ know) why Sarah is upset, but see.....................(not/speak)to us for a ages.
3. The earth .....................(circle) the sun once every 365 days
1 think - is knocking
2 don't know - hasn't spoken
3 circles
1. think ,is knocking
2.don't know ,hasn't spoken
3.cỉcles
1. Listen! I.........think............(think) someone........is knocking.............(knock) at the door.
2. We.........don't know............(not/ know) why Sarah is upset, but she....hasn't spoken.................(not/speak)to us for a ages. 3. The earth ........circles.............(circle) the sun once every 365 dáy1.think-is knocking
2.don't know-hasn't spoken
3.circles