It is not generally necessary in western cultures to reciprocate or small personal favors by giving gifts.

Replacing legacy systems is cost prohibitive and generally not necessary if these older systems can be integrated into a contemporary infrastructure.

“Do you require any further assistance?” “My ship is safe now and no assistance is necessary”. This VHF communication generally take place during ______.

Fill in the blanks with the proper words or expressions given below, changing the form if necessary.Generally, Americans will not wait long, ten minutes ____________ .

that all the risks should be calculated in advance. A: This is necessary B: Which is necessary C: That is necessary D: It is necessary

We consider _____ lessons should be previewed before the class. A: that it necessary B: it that necessary C: it necessary that D: necessary it that

It is generally necessary for a rice ear to emerge from the top of the ear to the base node of the ear A: A 5～7 days; B: B 2～4 days; C: C 8～10 days; D: D 10 days or more

I find ____________ to make some changes. A: it is quite necessary B: that is quite necessary C: it quite necessary D: quite necessary

If_____, we’ll continue our experiment after office hours. A: being necessary B: be necessary C: is necessary D: necessary

, women cry more often than men. A: In generally B: Generally spoken C: Speaking generally D: Generally speaking