Taxes _________________ on or before April 15th. Payments __________________ to the government on or before April 15th.
A: have to pay; must have been sent
B: have to be paid; must be sent
A: have to pay; must have been sent
B: have to be paid; must be sent
举一反三
- "Have you paid your telephone bill?""No, but I________yesterday." A: ought to pay it B: ought to have paid it C: must pay it D: must have paid it
- The construction of the laboratory ______ before the end of next month. A: must complete B: must be completed C: must have completed D: must have been completed
- I ____ him the Christmas gift by mail because he came home during the Christmas holidays. A: ought to have sent B: couldn’t have sent C: must have sent D: needn’t have sent
- If the latest date of shipment is April 15，2009，the goods should be shipped____． A: after April 15 B: on or before April 15 C: between April 10 to April 20 D: on April 20
- ______ so many people put of work as today. A: Before have never there been B: There have been never before C: Never before have there been D: Have there never before been