(1)相似性

A is to B what / as C is to D (A 之于B犹如C之于D)

e. g. Moral corruption is to the State as physical disease is to an individual body.

Classic music is to my generation what pops are to her generation.

Just as…， so…(正如……，……也如此)

e. g. Just as woods are indispensable to birds，so is the earth to human beings.

Just as they must put aside their prejudices，so we must be prepared to accept their good faith.

A and B have something in common (A和B有共同之处)

e. g. As human beings，the American and Chinese have lots of things in common.

Tom and I have background in common.

A is similar to B(A与B相似)

e. g. My hobby is similar to his in that we both like collecting records， foreign and domestic.

My problems are very similar to yours.

The same is true of…/ The same can be said of… (……也是如此)

e. g. As the economies of all countries are closely interrelated no country can develop in self seclusion. The same is true of China.