---There are APPs on mobile phones.---Yes. They make life easier and more interesting.
After three yeas’ hard work, he passed the high school examination.
-Look ! There is a hole the wall. The mouse must run away from here.-I think so. If there is not a picture the hole, we can easily find it.
-Is it cheaper and enjoyable to travel by train than by plane?-Yes, I think so.
-Your English is very good. Who taught English?-Nobody.I learned it by .
-Maria, can you tell me what the says on the bottle of medicine?-It says that the patient should take the medicine twice a day.