He is the tallest __________ the three.

My English has greatly improved , ______ I practice using it every day

Can you tellme to live alow-carbon(低碳) life — OK. Use both sides of the paper. Don’tuse plastic bags or disposable goods(一次性用品).

Go and ask her ___________come .—OK.

Our bodies are strengthened by exercise; ________,our minds are developed by learning [ ]