单项选择题Teachers are likely to overlook the linguistic lapses in their pupils since （）

A．they find that children no longer respond to this kind of discipline nowadays
B．they fear the children may become less coherent
C．more importance is now attached to oral expression
D．the children may be discouraged from expressing their ideas

单项选择题The author says that the standard of the spoken English of BBC （）

A．is the worst among all broadcasting networks
B．has raised English-speaking up to a new level
C．has taken a turn for the worse since the 1960s
D．is terrible because of a few popular disc jockeys