1.DoyourememberthedayIcametoyoutoborrowahistorybookA.thatB.whichC.whenD.where2.ItisoftensaidthatanAmericanstartsaspeechwithajoke,aJapanesehasanapologytomake.A.whichB.asC.whileD.when3.Ourcompanyiswel

Question

1.Do you remember the day ____ I came to you to borrow a history book
A.that B.which C.when D.where
2.It is often said that an American starts a speech with a joke,_____ a Japanese has an apology to make.
A.which B.as C.while D.when
3.Our company is well ____ its main rivals.
A.ahead of B.before C.in front of D.former
4.Sitting _____ of the woods,we can hear the birds singing.
A.in the edge B.on the edge C.on the border D.at the border
5.Caring for the old and the weak is respectable,_____ ,many youngsters nowadays just do not develop the habit of offering their seats to them on the bus.
A.therefore B.however C.otherwise D.though
PS:并说一下每题的语法或知识点.

Answer 1

c；修饰时间 定语从句缺少时间状语,when
c; while表示“而”
a; ahead of 有“领先……”的意思
b；on the border of 在……边界上,on the edge of濒于(在...的边缘,快要,将近)
b; 表转折,是连词,且前面有逗号