He cannot get that contract. It is a wild goose chase. (Meaning close to the idiom underlined)
The idiom ‘ivory tower’ approximately means :
Give the meaning of the following phrase get at.
Replace the word underlined by right phrase given:
Since the weather is bad, we will cancel the meeting arranged for this evening
The idiom 'To read between lines' means:
Bring out the meaning of the idiom in the following sentence :
We shall fight tooth and nail for our rights.