Fill in the Blanks and Sentence Correction

What would have happened if__________? 

According to the conditions of my scholarship, after finishing my degree ____.

The play was ____ in the forest.

Choose the correct sentence.

Fill in the gap with the appropriate word:
I grabbed the iron rail _______ I should fall down.

Which of the following sentences is correct?

Where has this letter come ____? (Choose the correct prepositions for sentences)

কোন বাক্যটি শুদ্ধ?

He wrote it ____.

Are you doing anything special ___ the weekend?

নিচের কোন বাক্যটি শুদ্ধ?

___ work without any delay.

কোনটি শুদ্ধ বাক্য?

কোন বাক্যটি শুদ্ধ?

They are thought to _______ (study) for three hours under the mango tree.

The sentence with correct punctuations-

Teacher said, 'The earth ____ round the sun'.

The rebel spies were charged with ______ and put on trial.

Choose the correct sentence.

The speaker failed to _____ the crowd.