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打印11. A) Fred forgot to call him last night about the camping trip.
B) He is not going to lend his sleeping bag to Fred.
C) He has not seen Fred at the gym for sometime.
D) Fred may have borrowed a sleeping bag from someone else.
12. A) Summer has become hotter in recent years.
B) It will cool down a bit over the weekend.
C) Swimming in a pool has a relaxing effect.
D) He hopes the weather forecast is accurate.
