He walked _________ the bridge, pushed his way ________ the crowd of people and soon came to a hut.
The woman insisted that she ______ the mobile phone but none of the supermarket guards would believe her.
The finance minister has not been so _____ since he raised taxes to such a high level.
The US federal government has released 252 applications so far, ______ fields including education and health care.
This is a kind of effective classroom teaching ______ students learn independently and cooperatively.
The lecture was so complex that I simply couldn’t ______ at all. Could you explain it to me?