A.It will take at least three, week, to finish the test.B.The test will be more difficult than they expect.C.They still have time to prepare for it.D.The test will be more difficult than they expect.
A.It will take at least three, week, to finish the test.
B.The test will be more difficult than they expect.
C.They still have time to prepare for it.
D.The test will be more difficult than they expect.