We regret to tell you that the contract ________ by our two companies has to be revised. （ ）
A: being signed
B: to be signed
C: having signed
D: signed
A: being signed
B: to be signed
C: having signed
D: signed
举一反三
- It is essential that the contract __________ before other companies negotiate with them. A: must be signed B: is signed C: be signed D: to be signed
- This contract will _________ as soon as it is signed by two parties.
- It is desirable that the agreement ______ before the New Year's Day. A: was signed B: is signed C: be signed D: D. has been signed
- The contract is signed at ____________________ .
- It' s said that the agreement （） between the two companies last month will become effective from May 1st. A: to sign B: signed C: to be signed D: signing