I, choose the best answers. 1.They will go to the park ___ it is sunny tomorrow. A when B while C if D whether 2.What should you do __ you want to keep healthy? A whether B why C unless D if 3. Do you know if we will go to the cinema tomorrow? I think we`ll go if we ___ too much homework. A will have B had C won`t have D don`t have 4. If you want playback, ______ red button. A pressing B press C to press D pressed II, translate the following sentences into English. 你们今天如果完不成这项工作,明天继续做。 如果有意参加比赛,请尽早报名。 如有意外发生,请不要惊慌。 如遇火灾,请勿乘电梯。 如果没有被录取,请不要气馁。