My parents will go there by taxi because it is raining____________.

Luckily, only a few passengers aboard were ________ injured in the traffic accident.

She didn’t run off the stage. __________, she finished the performance with a smile on her face.

John is very lazy. He falls ______ behind among the students.

As is known to all language learners, the newly learnt words will soon be forgotten unless ______ used in everyday communication.