Mrs. Smith found the toys here and there, so she asked her son to ______ his toys before having dinner

It is the discovery of Cao Cao’s tomb, _____ was made in Anyang, Henan province, ____ has received widespread attention．

Did your boss phone you again the next day?—No,it was a fortnight　　he gave me a second call.

Their school days are busy and the children don’t get home _________ 7 pm．

Chairman (主席) Xi asks us strict economy (厉行节约) in our daily life.