The students couldn't help ______ when they heard the joke. A. to laugh B. laugh C. laughing
Look!The horse runs than the dog.A.bigger B.heavier C.faster
do you go hiking ? Once a month.A.How much B.How often C.How many
My mother has a fever. I’ll her at home.A.look at B.look for C.look after
My sister is in my family. A.young B.younger C.the youngest
do you usually get to your grandmother’s house?A.What B.How C.Who