D、those
21.It is required that anyone applying for a driver’s license _________ a set of tests.
A、take B、takes C、took D、will take
22.There is no evidence _______ oil price will come down in the near future.
A、which B、that C、where D、as
23.The policeman saw the thief _______ he appeared on the street corner.
A、not until B、as long as C、the moment D、only if
24.The policeman kept his eyes _______ on the screen of the computer to identify the criminal’s footprints.
A、fixed B、fixing C、being fixed D、to fix
25.Tom ____ the party as no one saw him there yesterday evening.
A、can’t attend B、mustn’t attend