Don’t play by the river _______ you fall in and drown!
| A．in case | B．so that |
| C．in order that | D．when |
Those who do exercise _____ in our club have showed amazing improvements in health and weight.
| A．timely | B．gradually | C．regularly | D．entirely |
—Do you know _______he came?
—I am not sure. Maybe for the toy car.
| A．how | B．when | C．why | D．what |
He is always helping people without expecting anything _____.
| A．in common | B．in turn | C．in danger | D．in return |
If a shop has chairs _______ women can park their men, women will spend more time in the shop.
| A．that | B．which | C．when | D．where |
I bought a dress for only 20 dollars in a sale; it was really a good ______.
| A．advantage | B．advertisement | C．market | D．bargain |