It was seven o’clock ______ I got to school this morning, _______ made our teacher very angry.
My study of biology has ___C___ much of my spare time, but it has given me a great deal of enjoyment.
. Elephants would ______ if men were allowed to shoot as many as they wished.
I had to ______ because someone else wanted to use the phone.
“Have great changes taken place in your village?” “Yes, A new school was ______ in the village last year.”
If the new arrangement doesn’t _____, we’ll go back to the old one.