Why does the author of this passage use the word "apparently" in paragraph 5？
A．He is not certain that the author of Beowulf was a Christian.
B．He is mentioning facts that are obvious to the readers.
C．He is giving an example from a historical reference.
D．He is introducing evidence about the author of Beowulf.

What is perhaps the unique skill that dogs possess？
A．Dogs can be domesticated.
B．Dogs can communicate with wolves.
C．Dogs can communicate with humans.
D．Dogs can be raised in the wild first and later still be domesticated.

In paragraph 4, the author suggests that Beowulf was discovered in the
A．first century
B．ninth century
C．eleventh century
D．seventeenth century

You can drive your own car __ you have passed the driving test.
A．even if
B．as if
C．now that
D．so that

He checked his car carefully lest it __ on the way.
A．breaks down
B．would break down
C．should break down
D．broke down

Two new bridges __ on the river by the end of next year.
A．will be built
B．will have been built
C．are going to be built
D．have been built