More than thirty students competed ______ eachother in the English competition — But they could only compete______ three medals

Run for more than half an hour every day, ________ you can lose your weight easily.

、There is too much in the British Museum for us to ____________.

Tom has played a lot of computer games recently.—Yes，that might ________his failure in the mid-term examinations.

The boy is tall ___ his age