Would you like to _____ us in our discussion?

Do the students learn any foreign language in your school?— Yes, more than one ________ taught in this school.[ ]

My parents are not at home, so I have tomy little sister.

Jack won the first prize in yesterday’s English speech competition and he was so excited that he didn’t _______until late into the night.

In the rainforest of the Amazon, 50 to 150 plant species ______ every day. [ ]