We will do it ourselves ________asking others to help.
A．instead ofB．insteadC．butD．however
A

試題分析：考查連接詞。句意：我們將自己做這件事，而不會向他人求助。instead of代替，后跟名詞、代詞、動名詞；instead是副詞，不能加動名詞；but是并列連接詞，however是副詞，作狀語。故選A。
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