Choose the underlined part that needs correcting

Choose the underlined part that needs correcting.

1. Customers spend rarely much time comparing one candy bar to another.                          A.spend rarely B. much C. comparing               D. another
2. The weatherman says that there will be heavy rains on weekend                                               A.says B. there C will be                     D. weekend
3. Delivery usually is within three working days of your order being placed.A. usually is B. working C. of                            D. being placed
4. We don’t have to hurry up because the train isn’t leaving until 3 p.m                                    A.don’t have to B. because C. isn’t leaving                        D. until
5. The winter sales can sometimes will be a good time to buy summer items at a big discount                   A. sales B. will be C. to buy                     D. at
6. Online retailers often have more exclusive sales and discounts as in physical stores.                 A.Online B. often have C. as                            D. physical