The first use of atomic weapons was in 1945, and their power __________ increased enormously eversince.
The teacher, with 6 girls and 8 boys of her class, _________ visiting a museum when the earthquake struck.
–---You look so tired. Why not have a rest? -----_________.
_______ I accept that he is not perfect, I do actually like the person.
We were swimming in the lake ________ suddenly the storm started.
There were dirty marks on her trousers _________ she had wiped her hands.