decide [] vi.,vt.決定；斷定；判定
[教用法]1.decide to do：Last week,a group of Class 3 students decided to go to the museum in the centre of the town.上星期,三班的一些學(xué)生決定到位于鎮(zhèn)中心的博物館去.
2.decide that...：When the winds started to get strong,the family decided that it was not safe to remain in the house.當(dāng)風(fēng)勢開始加強的時候,這家人認(rèn)定,繼續(xù)呆在房子里是不安全的.
3.decide + 疑問詞 + to do：We must decide which one to buy.我們一定要定下來究竟買哪一個.
4.It is decided that...：It is decided that we should start tomorrow.已經(jīng)決定我們明日出發(fā).（注：這種從句要用虛擬語氣.）