a. since decades
b. for many decades
c. since many decades
d. for decades ago
2. Nancy and Anna ….. sone business in maine so they will not present for several days.
a. are having
b. were having
c. is having
d. has had
3. he had the chance to take all the profit only for himself but he …… it
a. had not done
b. is not doing
c. did not do
d. does not do
1.the scientist have been looking for edvidence to support the assumption that there is another form of life in planet mars……
Jawaban:
1. for many decades: B
2. are having: A
3. did not do: C