Answer:
A
Explanation:
b. is working
c. had been working
d. has worked
The answer is
A. has been working
b. They live in a big old, house on Elm Street.
c. They live in a big, old house on Elm Street.
d. They live in a big, old, house on Elm Street.
B.It forms its past by adding -ed or -d to the present form.
C.It forms its past participle by adding -ed or -d to the present form.
D.It has four principal parts.
The flowers' buds were a beautiful sight after a long winter.
B.
The strong smell in the kitchen are the onions.
C.
Peas has remained her favorite garden vegetable.
b. We had to walk; all the way to the train station, the bus doesn't go that far.
c. We had to walk all the way to the train station; the bus doesn't go that far.
d. We had to walk all the way to the train station, the bus doesn't go that far.