Jack was soon told ________ he did was not necessary.
| A．why | B．that | C．how | D．why what |
He knew the problem was serious and undertook to look into it he reached the office.
| A．suddenly | B．immediately | C．abruptly | D．shortly |
To my delight, the snakes, carefully, turned out to be no trouble and all went well according to the plan.
| A．monitoring | B．being monitored | C．having monitored | D．monitored |
Catch the star that holds your fate , ______that forever twinkles within your heart.
| A．one | B．the one | C．it | D．that |
We have been excavating layers of ash almost six metres thick, which suggests that they________the fire burning all winter.
| A．should keep | B．might have kept | C．should have kept | D．might keep |
---Did you meet with the famous space hero, Yang Liwei?
---_____ I had come here earlier.
| A．If only | B．Only if | C．But for | D．Despite |