They hope many such activities can be held.此句话can要换成will吗?

They hope many such activities can be held.此句话can要换成will吗? 初三英语从句问题1、I can't be sure ( ) they will agree to such a plan Do not hope for such things ____ you can never achieve?They 英语翻译Hope everyone can participate in charitable activities c 找出这两句话中的错误：1.And more activities they can do.2.He can't reco I hope our show will be ______(successful)held. ____blood if you can and many lives will be saved ._____blood if you can and many lives will be saved. ___blood if you can and many lives will be saved. I don't think they will/would believe me.will/would可不可以换成can students can enjoy many activities during these two holidays In our spare time we can ____ many activities.