表示开夜车的词组 stay up late/be up late/day in and day out/around the clock/burn the midnight oil 表示忙的词组 be up to ones neck in work get my hands full 表示替代的词组 fill in for sb/fill sbs shoes 表示提前的词组
原因类: 1) because 2) because of 3) due to 4) since 5) as 6) for 7) The reason is 8) Thats why 9) By reason of 10) Owing to 结果类: 1) so 2)so that 3)therefore 4)thereby 5)hereby 6)thus 7)As a result 8)consequently 9)hence 10)accordin