Which is optional on the envelop?
Which is optional on the envelop?
Optional是一种集合类型
Optional是一种集合类型
In CNC panel, there are optional function switches.
In CNC panel, there are optional function switches.
Which of the following parts of business correspondence is optional?
Which of the following parts of business correspondence is optional?
Which one of the following is the optional part of a business letter?
Which one of the following is the optional part of a business letter?
A verb phrase must contain a verb， but other elements are optional。 （ ）
A verb phrase must contain a verb， but other elements are optional。 （ ）
Johndidnothavetowritethecompositionifhedidn’twantto.Itwas________.（） A: critical B: suitable C: optional D: elemental
Johndidnothavetowritethecompositionifhedidn’twantto.Itwas________.（） A: critical B: suitable C: optional D: elemental
Itis（）formarinerstocombinetheSARTwithafloat-freesatelliteEPIRB. A: essential B: compulsory C: optional D: inadvisable
Itis（）formarinerstocombinetheSARTwithafloat-freesatelliteEPIRB. A: essential B: compulsory C: optional D: inadvisable
Part VIII. Summarizing Learning, Chinese Style in about 100 words. (optional)
Part VIII. Summarizing Learning, Chinese Style in about 100 words. (optional)
Determiners are required before a singular noun but are optional when it comes to introducing plural nouns.
Determiners are required before a singular noun but are optional when it comes to introducing plural nouns.