By boat is the only way to get here， which is _______ we arrived．（ ）
| A． |
where |
B． |
when |
C． |
why |
D． |
how |
The doctor shares his phone number with the patients ________ they need medical assistance.
| A． |
if only |
B． |
as if |
C． |
even though |
D． |
in case |
The musician along with his band members ________ ten performances in the last three months.
| A． |
gives |
B． |
has given |
C． |
have given |
D． |
give |
We have entered into an age ________ dreams have the best chance of coming true.
| A． |
which |
B． |
what |
C． |
when |
D． |
that |
A dog's eating habit requires regular training before it is ___________ established.
| A． |
properly |
B． |
widely |
C． |
originally |
D． |
temporarily |
The workers were not better organized, otherwise they ____________ the task in half the time.
| A． |
accomplished |
B． |
had accomplished |
| C． |
would accomplish |
D． |
would have accomplished |