【单选题】It is necessary that she ______once a week to help me with my lessons.
【简答题】It is necessary that all application forms (send) _____ no later than July 1.
【判断题】在数组操作符中, “ + ”表示将两个数组中的各元素进行加法运算。
【简答题】Fill in the blanks with the expressions given. Change the form where necessary. wait on fall into take up spread out in one’s own way in part ...
【简答题】()是指矿山建设前对全矿床的地质特点和技术特点研究的详细程度。
【单选题】在视频《录课-Unit8-Text A.wmv》26:40深入讲述的句型 It is adj. to do sth. 是为了避免句子出现头重脚轻,对于句子Having breakfast every day is necessary for us. 的调整,准确的是
A.
It's necessary for us to have breakfast every day.
B.
It's necessary for us to having breakfast every day.
C.
It's necessary to having breakfast every day for us.
【判断题】在数组操作符中,“+”表示将两个数组中的个元素进行加法运算。