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We address this limitation by adopting choice-conjunctive clauses of the form $D_0 \\adc D_1$ where $D_0, D_1$ are Horn clauses and $\\adc$ is a linear logic connective. Solving a goal $G$ using $D_0 \\adc D_1$ -- $\\prov(D_0 \\adc D_1,G)$ -- has the following operational semantics: choose a successful one between $\\prov(D_0,G)$ and $\\prov(D_1,G)$. In other words, if $D_o$ is chosen in the course of solving $G$, then $D_1$ will be discarded and vice versa. 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