—Always look around________you cross the street,David.—OK,I know,Mom.A.untilB.beforeC.unless
----________________? ----He’s very fine. Thank you.
Jim doesn’t like football __________, but he plays tennis _________.
—What is your father like? —He _________.
—________ Tom and his mother often watch tennis games on TV? —Yes, they ________.
Simon’s father is talking _______the teacher ______his son’s English.