Chinese scientists have produced an embryo of a giant panda through cloning technology,_____ is a breakthrough ______ could save the endangered animals.
| A．that; which | B．which; that | C．which; what | D．that; what |
-- Do you need any help, Lucy.
--- Yes . The job is__________ I could do myself.
| A．less than | B．more than | C．no more than | D．no less than |
The lawyer seldom wears anything but the suit ________the season
| A．whatever | B．however | C．whenever | D．wherever |
--- Can you tell me how to improve my English?
--- Do more speaking, I think , ________you will be good at spoken English.
| A．or | B．for | C．and | D．until |
It was not until she got home _______Jennifer had realized she had lost her keys.
| A．where | B．that | C．when | D．before |
Look , dark clouds are gathering. It is ________to rain.
| A．possibly | B．probably | C．likely | D．perhaps |