I. 单项选择
The Great Wall goes its way from west to east, _____ deserts,
then ___ forests, and at last reaches the sea.
over, across B. across, through C. through, past D. past, over
2. Professor Smith is famous ____ the field of biology, but he is ____ known ____ a writer.
A. in, better, as B. in, much, for C. for, more, as D. for, well, for
3. Paris is the capital and largest city of France, ____ on the river Seine.
A. situating B. is situated C. being situating D. situated
