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The British Isles is a group of islands that lie         the west coast of Europe.

The speech by the governor of Guizhou province at the ninth Chinese National Ethnic Games is deeply impressed _______ my memory.

The discovery was made_______, which we hadn’t expected .

Although your son made some mistakes, he worked hard at his lessons. You shouldn’t be hard ______ him.

American English has changed ________ time．There are several reasons ________ this.

Two-thirds of Australia kangaroos and ______ are native ______the area which_______ dry and desert.

We have a wide selection of sweaters that will appeal _____ all ages, and in particular the teenager market．

This special school accepts all disabled students, _____ educational level and background．

She felt very upset ___________ what her deskmate said.
A because         B because of          C as if          D unless

Hearing the news about the crash of Air France Flight 447, he became very concerned _______ his daughter on board.