cách dùng giới từ for

IN Time In+century (in the twenty-first century) In+decade (in the 1940s;in the ninties) In+year (in 1987) In+season (in the spring) In+month (in October) In+parts of the day(in the morning, in the afternoon, in the evening) In(or within) is also used with amounts of time (I’ll be...