表达式AT(IS THIS IS A BOOK)的运算结果是( )。 A..T.B.3C.1D.

This is the book（)I have learned a lot.A. to whichB. by whomC. from which

The book mentioned in this passage is written for readers who（)．A． are intelligent colleg

This passage most probably is（)．A．a book reviewB．the preface of a bookC． the postscript o

There is a page missing in this book.（英译中)

This book is worthy with reading. （)

From this passage we may note that this book _____.A．is about a orphan girl named Teresita