You can take ____ of the two toy cars and leave the other for your brother.
He ________a trip in China, but now he _________on a journey.
I would like to join the school volunteer project, and I often imagine _______.
He _______ you an e-mail as soon as he ________ a plan.
Aron ______ water five days later.
This is______ difficult problem that few students can work it out.