26．The chemical weapons by the Japanese troops are the chief cause of the constant poisoning accidents.
| A．Were abandoned | B．abandoned | C．had abandoned | D．abandoning |
Listen! Some person calling for you at the gate.
| A．are | B．is | C．was | D．will be |
These wild flowers are so special that I would do _______ I can to save them.
| A．whichever | B．that | C．which | D．whatever |
It is the fact ______ Jane doesn’t know Jolin is a popular singer _______ surprises us all.
| A．which; which | B．that; that | C．which; that | D．that; which] |
He is so humorous that he had us all through the meal.
| A．to laugh | B．laugh | C．laughing | D．laughed |
–I’ve taken someone else’s green sweater by mistake.
–It Harry’s. He always wears green.
| A．could be | B．will be | C．mustn’t be | D．has to be |