David is crazy about Chinese history． He ______ visits the museums first wherever he travels in China．（ ）
A．neverB．seldomC．sometimesD．always
Every year ，a number of visitors choose to go to Britain to see _____．（ ）
| A． |
Chengdu Research Base |
| B． |
Stonehenge |
| C． |
The Hollywood Walk of Fame |
What are they talking about？
They are talking about the greatest inventions _____ have made a big difference to our daily life．（ ）
| A． |
which |
B． |
who |
C． |
that |
Could you tell me ______？
There is nothing but some old model planes．（ ）
| A． |
what 's in the room |
| B． |
what can you see in the room |
| C． |
who in the room is |
Tim， our foreign teacher Ms． Green will go back to England next week．
Really？ Let's have a party to say goodbye to her _______ she is free this weekend．（ ）
| A． |
unless |
B． |
if |
C． |
though |
What language ______ in Canada？
Both English and French．（ ）
| A． |
is spoken |
| B． |
speaks |
| C． |
is speaking |