例句：
Everyone began talking at once.
大家同时开始讲话。
Academically he began to excel.
他开始在学术上脱颖而出。
He began to perspire heavily.
他开始大量出汗。
American forces have begun a big landing.
美军已经开始大规模的登陆。
Rain had begun to streak the windowpanes.
雨已开始在窗玻璃上留下条痕。
Jesse has begun to outshine me in sports.
杰西开始在体育上使我相形见绌。