to insert a key in the lock 把钥匙插进锁孔 这里的to是做什么的有用吗?动词做主语必须加to构成不定式吗？这句话的主语不是key吗？

Insert your operating system SETUP diskette in drive A:Press any key when ready. to insert a key in the lock 把钥匙插进锁孔 这里的to是做什么的有用吗?动词做主语必须加to构成不定式吗？这句话的主语不是key吗？ 英语翻译Reboot and Select proper boot devieor Insert boot Media in selected boot devie and press a key! plese insert usb line.press ok key to use udisk.press other key to insert usb line to use usbdisk press any key to restart! 什么是insert system disketts in drive.press and key to continue我的电脑是行缝车用的那一类也就十来年前上我们上学用的那一款改装的我线在在沈阳我这没这样的盘啊 英语翻译insert USB line and press ok key to use usbdisk,press other key to cancel usbdiskBIOS Use_Monolith_2k_v0.0.8 爱国者的, 英语翻译reboot and select proper boot device or insert boot media in selected boot device and press key 英语翻译reboot and select proper boot device or insert boot media in selected boot device and press key ( )Dad,can l have the key ______ the front door,please?No,you con,t.A.to B.in C.for I'm sorry I can't go in because Ilost the key to the door改错. 请帮我反译一段英文计算机出现故障出现以下英文reboot and select proper boot device or Insert Boot Media in selected Boot device and press A key 我的电脑运行PLC ANALYZER 报警 please insert the keydisk or connect the key dongle to you computer! 英语翻译例句：An extension of the standard temperature range to high temperature is available using the 【oven insert】.In normal operation,the system has a continuous temperature range of 1.6 to 370K.With the 【oven insert】 this is compl insert a valid SIM with no pin lock to activate Unable to insert a 防火墙一直提醒`看不懂` Is my key to the bike in the box? I don't () so. It may be in your pocket. If you can't turn the key,try _____some oil in the lock A.to put.B.putting 为什...If you can't turn the key,try _____some oil in the lockA.to put.B.putting为什么?转钥匙和放油并不是一个动作,为什么是用putting呢