The correct meaning of a lexical item in a given context is＿＿.

The language used to describe the language itself is called＿＿.

3．，—How was your school trip?—The students＿＿＿＿＿school trip．

Pay attention to the ＿＿＿（安全）of the gangway.

When a teacher says “Next, please pay attention to the time of arrival and departure of the planes in the recording .” ,he／she intends to develop students＇ skill of ＿ .

The first P in the PPP teaching model stands for＿＿，which aims to get learners to perceive the form and meaning of a structure.

Through doing this，the teacher will be able to ascertain the extent to＿＿the children understand what they are reading.

The＿＿method is more fitted to the explicit presentation of grammar when the basic structure is being identified.

)7．—Was there a nice picture on the wall?—＿＿＿＿＿＿．

The main objective of mechanical practice is to help learners to absorb thoroughly the＿＿of a language item.

电动机的＿＿＿＿和＿＿＿＿＿＿之间的关系称为电动机的机械特性。转子串接外接电阻时得到的机械特性曲线称为＿＿＿＿＿＿曲线。（）

电动机的＿＿＿＿和＿＿＿＿＿＿之间的关系称为电动机的机械特性。转子串接外接电阻时得到的机械特性曲线称为＿＿＿＿＿＿曲线。（）