The boy dived into the water and after ___ seemed to be a long time, he came up again.
| A．what | B．that | C．it | D．which |
Some abstract modern paintings were ______ my understanding; I simply couldn’t figure out what the painters really wanted to tell us.
| A．within | B．behind | C．around | D．beyond |
It was announced that only when the terrible disease was under control _______ to return to their homes.
| A．the residents would decide | B．would the residents decide |
| C．would the residents be decided | D．the residents would be decided |
China’s plan _______ its installed nuclear power capacity by 20 percent this year shows that the country is developing new energy in an efficient way.
| A．raised | B．to raise | C．raising | D．has raised |
A 7-year-old boy received an operation on Tuesday successfully _______ he has many other health problems.
| A．since | B．however | C．though | D．therefore |
The number of the dead pigs _______ out of the Huangpu River in Shanghai’s Songjiang District had risen to 5,916 by March 12.
| A．fished | B．to fish |
| C．to be fished | D．fishing |