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Past Perfect Pr
o-
gressive.
1. I was tired. I (work) all day long.
2. The room was empty bu
t there was a smell of cigarettes. Somebody
(smoke) in the room.
3. He turned to the girl who (listen) to the conversation with breathless i
n-
terest.
4. It was very hot in the house and she (lie) awake for hours.
5. It (snow) heavily and the telephone was c
ut down.
6. It (rain) for weeks and the only bridge across the river was destroyed.
7. It became very dark and the children (speak) in low voices for the last
ten minutes.
8. He (study) the problem for a few years before he could solve it.