CÂU 18. SHE ENJOYS HER WORK ………..A

70. Only customers with coupons may use the serviceA. The service is available for coupons onlyB. The service is restricted to customers in possession of couponsC. Only rich customers can use the service with couponsD. Only customers with coupons are service hereMark the letter A, B, C or D on your answer sheet to indicate the correct optionto complete each of the following questions.