兔能够迅速对外界环境变化做出反应，主要是因为（ ） A．具有发达的大脑和神经及四

请根据句意从方框中选用合适的动词，并用其适当时态填空，使句子通顺。

not rain   discuss   finish    try   spend

小题1:All of us hope you _____________ your best to learn English well this term.
小题2:How long ___________ you ____________ solving this problem yesterday afternoon.
小题3:If it _____________ next Sunday，we will have a football match in our school.
小题4:— ________ you __________ reading the story book?
—Not yet. It’s too hard to understand.
小题5:The family ______________ where to go this weekend when the telephone rang.