According to Bloomfield, the sentence structure isA．only linear.B．only hierarchical.C．comp

3.We have explored or sent robot spaceships to the

According to the news item, the threatening packages were sent fromA．the United States.B．D

Having been caught on the spot, the American spy was sent to the General Lee.

______(47)A. The application is then sent to the

______(48)A. The application is then sent to the

______(49)A. The application is then sent to the