He commutes by two-wheeled vehicle.

My new four-wheeled vehicle is very fast.

My new four-wheeled vehicle is very fast.

He has done everything he can to prepare for the exam, and now he is in a state of 'doing all that is humanly possible and waiting for fate to take its course'.

As the phrase 'If it does not sing, let's wait until the cuckoo sings' suggests, we should wait patiently until the opportunity comes.

His efforts were like a mantis trying to stop a chariot, he couldn't achieve any results.

He is attending school to obtain a motorcycle license.

He learned how to operate the anti-tank gun.

This ancient proverb, 'know the other side and yourself, and you will not be in danger in a hundred battles', teaches us the importance of understanding ourselves and others.