强调、倒装与省略（句）

. It was ________ he studied that he managed to receive a doctor’s degree.

  A) that           B) because        C) on account of      D) due to

强调、倒装与省略（句）
. It was ________ he studied that he managed to receive a doctor’s degree.

强调______

强调加粗部分

Mary gave me the new book.