The sentence is in the form of phrase and “finances may sometimes succeed” suits here the best.

“Express the thought” do not go well in the sentence. “His thoughts” imply that John wants to express his own thoughts.

Assignment is not a plural word, hence “is complete” is the right answer.

“Since” always goes with unknown time, and here “four years” is mentioned; that is why C is the right choice.

“Laugh” is not the right verb used as the action is still on. The sentence must go with could not help laughing at the joke.

The sentence is in the past tone, and to keep that tone same, the verb here should be replaced with “had” from “has.”

The word “persistence” match the tone with ‘upon’ rather than ‘at.’ Therefore, option A is right to improve this sentence.

The word “one” is singular and suit the tone and structure of the sentence, the verb here should be plural, that is “runs.”

Considerably hard means something is tough to another level. Hard is an adjective for training and considerably is an adverb form which should be used here.

With the phrase “no sooner did”, the conjunction “than” should be used.

The phrase “she has not done yet” is in present tone. To avoid parallelism, the verb should be in present tense.

“Mother” denotes “she” which goes with “has.” So, adding ‘has’ will make the sentence grammatically correct.

“See” is the correct verb here as the sentence required verb’s third form.

"More than one” is plural. Therefore, it should take a plural verb that is “were.”

“Have been” gives a continuous sense and the person still watch “Friends.” Therefore, the A is the right answer.

The sentence gives a sense of resistant, and “unless” is the right word to and “until” is a conditional time limit.

The phrase goes by “take him at his word”.

The sentence is in past perfect tense, therefore go with lent.

“Had” is inappropriate here and should be replaced by continuous tense as the sentence shows a flow.

The sentence is in past tense, therefore, “he had” will be used. Also, it talks about a specific vase, so “which” will be used.

“Will be” makes no sense here, so it should be replaced with must as she is going to take engineering in the future. Also, coming with is grammatically incorrect and hence be replaced with “that comes.”

The sentence is in future perfect tense, so “can be used” will be used instead of is be usable.

The correct form of the sentence should be – It was the moment of great celebration.

The sentence is correct because “against” is the right word used after warning.

It is popular proverb, so quit will be the right verb.

It is a complex-compound sentence, where in 'I' always comes at last. Also, it is a part of speech where ‘I’ comes at the end, after referring other people.

Healing is the right verb here, as it is a present perfect sentence.

“Reporters” is plural so the verb will be singular (say). Also, the sentence is present perfect, therefore “have” will be the replacement.

The sentence is in past perfect tense, and it is correctly framed.

Technical Education is the right phrase. Also, set aside is used when assigned resources.