ASP.net表不会在“ tbody”中显示项目

Question

我一直在asp.net C＃中练习编码，我想我在这里迷路了。我想显示的是桌子内的物品。标题可以，但是当我尝试在体内放置东西时，不会显示任何输出。

<div class="panel-body">
                    <div class="panel-body table-responsive">
                        <table class="table">
                            <thead>
                                <tr>
                                    <th>&nbsp; 

                                    </th>
                                    <th class="text-center">TEXT</th>
                                    <th class="text-center">TEXT</th>
                                    <th class="text-center">TEXT</th>
                                    <th class="text-center">TEXT</th>
                                </tr>
                            </thead>
                            <tbody>
                                <asp:Repeater runat="server" ID="rptrTest">
                                    <ItemTemplate>
                                        <tr>
                                            <td>
                                                <asp:Label runat="server" ID="lblTest0" Visible="false" Text='<%# Container.ItemIndex + 1 %>'></asp:Label>
                                            </td>
                                            <td>
                                                <asp:LinkButton runat="server" ID="btnAddRow" CssClass="actionbtnstyle fa fa-plus-square" CausesValidation="false" OnClick="btnAddRow_Click" Style="font-size: 20px;"></asp:LinkButton>
                                            </td>
                                            <td>
                                                <asp:LinkButton runat="server" ID="btnDelete" CssClass="actionbtnstyle fa fa-minus-square" CausesValidation="false" OnClick="btnDelete_Click" Style="font-size: 20px;"></asp:LinkButton>

                                            </td>
                                            <asp:TextBox runat="server" ID="txtInput1" Text="default" CssClass="form-control" Visible="true"></asp:TextBox>
                                            <td>
                                                <asp:TextBox runat="server" ID="txtInput2" Text="default" CssClass="form-control" Visible="true"></asp:TextBox>
                                            </td>
                                            <td>
                                                <asp:TextBox runat="server" ID="txtInput3" Text="default" CssClass="form-control" Visible="true"></asp:TextBox>

                                            </td>

                                        </tr>
                                    </ItemTemplate>
                                </asp:Repeater>
                            </tbody>
                        </table>
                    </div>

                </div>
            </div>