past perfect tense

Question 1

They ____ (work) for hours before they took a break

Accepted Answer

had worked

Question 2

He ____ (study) English for years before he moved to London.

Accepted Answer

had studied

Question 3

By the time you arrived, we ____ (wait) for over an hour.

Accepted Answer

had waited

Question 4

She ____ (read) for two hours before the lights went out.

Accepted Answer

had read

Question 5

I ____ (run) for 30 minutes when it started to rain.

Accepted Answer

had run

Question 6

She ____ (cook) dinner when the guests arrived. (-)

Accepted Answer

had not cooked

Question 7

I ____ (wait) for the bus for 20 minutes when it finally came.

Accepted Answer

had waited

Question 8

We ____ (practice) the song for days before the competition.

Accepted Answer

had praticed

Question 9

They ____ (play) soccer when it started to rain.

Accepted Answer

had played

Question 10

She ____ (teach) English for five years before she moved to another school. (-)

Accepted Answer

had not taught

Question 11

You ____ (clean) the house for hours when I called. (?)

Accepted Answer

had - cleaned

Question 12

I ____ (sleep) for only three hours when the alarm rang.

Accepted Answer

had slept

Question 13

monica . . . . (answer) the phone before she gone

Accepted Answer

had answered

Question 14

i talked to maria, when ita . . . . (read) the comic

Accepted Answer

had

Question 15

the train .... (leave) when we just arrived

Accepted Answer

had left