Which of the phrases given below each sentence should replace the phrase printed in bold type to make the sentence grammatically correct?
The prosecution failed $in$ establish in every case today.

Which of the phrases given below each sentence should replace the phrase printed in bold type to make the sentence grammatically correct?
They $should\, have\, calmly\, thought\, of$ the advantages that would accrue to them.

Which of the phrases given below each sentence should replace the phrase printed in bold type to make the sentence grammatically correct?
The singer stood quietly $for\, few\, moments$ before the performance.

Which of the phrases given below each sentence should replace the phrase printed in bold type to make the sentence grammatically correct?
They $were \,all \,shocked \,at$ his failure in the competition.

Which of the phrases given below each sentence should replace the phrase printed in bold type to make the sentence grammatically correct?
If $I$ have to spend three hours in the queue,$it\, were\, really\, a\, waste$ of time.

Which of the phrases given below each sentence should replace the phrase printed in bold type to make the sentence grammatically correct?
For a few days,the new teacher lectured $across\, the\, heads$ of the students.