Who are at a disadvantage when learning a second language？A．Babies.B．Children.C．Teenagers.

Charles does not like customers who ______.A．are very rudeB．keep talking to him when he is

Generally speaking, good talkers are persons who______.A．are good at making any topic inte

When one gets angry at contrary opinions, chances are that______.A．he is probably being do

According to the FTC study, when gas prices go down,A．buyers are at a loss no matter which

The（)are having a parade at the North Pole when the train arrives.A、Santa# #elvesB、rein

He is the only one of the students who good at chess.A、doB、isC、doesD、are