用情态动词+have done填空He __________ __________ __________ __________ the boss to hire him. I'm not sure. (可能没有说服)
After ten hours’ operation, the doctors managed to _____the one-year-old twins at the head.
It remains______ whether the medicine has side effect.
New reports say peace talks between the two countries have ____with no agreement reached.
I feel it is your husband who ____ for the spoiled child. A is to blame B is going to blame C is to be blamed D should blame
Before using the machine, you must ____ carefully to these instructions. A joinB join in C take part in D attend