Help somebody (to) do something

• Can you help me fix my computer? (你能幫我修理我的電腦嗎？) (正)
• Can you help me to fix my computer? (正)
• Can you help me fixing my computer? (誤)

解說： Help somebody (to) do something 意為「幫助某人做某事」，help 後面可接帶 to 或不帶 to 的不定詞，但不可接動名詞。