Perspiration increases.......... vigorous exercise or hot weather.

At the beginning everybody spoke English very quickly and I couldn't understand .......... But after .......... days, it is easier and .......... things I had learnt came back to me.

When I studied Shakespeare, I thought his plays were .......... boring.

Studies indicate.......... collecting art today than ever before.

The crime rate has continued to rise in American cities despite efforts on the part of both government and private citizens to curb..........

The people that I .......... here have been very friendly.

They spent .......... time studying Victorian literature.