EF2/3 Adverb clause practice

Page 4 Exercise 1

10. Although Paul never has much money
Although Paul never has much money, he always treats his friends.

Although Paul never has much money, but he always treats his friends. XXX

Paul never has much money, but he always treats his friends. COMPOUND SOBA
Although Paul never has much money, he always treats his friends. COMPLEX - ADVERB CLAUSE


C-57 
8. unless Kate can fix the car
unless - if (opposite)
If Kate can fix the car, we can drive to Seattle.
Unless Kate can fix the car, we can't drive to Seattle.
If Kate can't fix the car, we can't drive to Seattle.