Our company will organize a trip to Hongkong next month.I my mother there.—I’d rather you . After all she has just recovered from her illness and she still feels weak.

下列各句中，没有语病的一句是（ ）

Guess what! I came across my primary school science teacher this morning, ______ I have lost touch for almost 20 years.

He sent me an E-mail, _____ to get furtherinformation.

avel costs ____ 2,000 dollars.