急 1.They joined the class club two years ago.____ ____ two years ago _____ the

急 1.They joined the class club two years ago.____ ____ two years ago _____ the
1.They joined the class club two years ago.
____ ____ two years ago _____ they joined the class club.
2.You should write him a letter.
You _____ ______ _______ write him a letter.
3.We had fun in the amusement park yesterday.
We _____ _____ ______ ______ in the amusement park yesterday.
4.Dave has been learning Chinese since five years ago.
Dave has been learning Chinese ______ _____ ______.
5.This violin cost me much money,______ ______?