สอบถามหน่อยค่ะ อยากได้คำอธิบายมากเลยค่ะ ว่าทำไมถึงตอบข้อนี้ๆ

1) Spurlock decided to eat three McDonald's meals a day for one month. __(A)__ he had imagined: By the end of the month, Spurlock ___(B)__.
     A 1) The effects were much worse than
      2) The effects were much the worst
      3) The affects were much worse than
      4) The impacts were much worse than
      5) The products were much worse than
      ตอบ) 1)
     
      B 1) had fained more than 20 kilograms
          2) has gained more than 20 kilograms
          3) will gain more than 20 kilograms
          4) gain more than 20 kilograms
          5) is going to gain more than 20 kilograms
      ตอบ 1)

2) The teenage brain, __(A)__, is different from the adult brain. It's__(B)__ scientists had previously thought.
      A 1) due to the latest research
           2) accordingly to the latest research
           3) according to the latest research
           4) because of the latest research
           5) in spite of the latest research
      ตอบ 3)

      B 1) less developing and more changeable than
           2) less developed and more changeable than
           3) more developed and more changeable than
           4) more developing and more changeable than
           5) the most developed and more changeable than
      ตอบ 2)



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