four o'clock
Sometimes her excess of zeal led to ructions . Miss Mitchell had strongly urged the necessity of improving the games , and particularly of training the juniors to play hockey properly . Merle seized upon them at every opportunity and made them practise . One afternoon , as everybody filed out at four o'clock , she captured her recruits and began some instruction . But unfortunately it happened that Winnie and Joyce , who were her aptest pupils , were wanted by Nesta for schemes of her own , and she came and called them in . `` Ca n't spare them now ! '' objected Merle briefly .