There are____ people in Tom's family．They live on the____floor．（ ）
| A． |
five；nineth |
B． |
fifth；nine |
| C． |
five；ninth |
D． |
fifth；ninth |
______ exciting the news is! Beijing will hold 2022Winter Olympic Games．（ ）
| A． |
How |
B． |
What a |
C． |
What |
Julia， your mobile phone is ringing．
Wait a minute． It's dangerous ______ it while crossing the street．（ ）
| A． |
answering |
B． |
answer |
C． |
to answer |
Look， what an old bridge! It looks so special!
Yeah， it ______ nearly 500 years ago．（ ）
| A． |
was building |
| B． |
was built |
| C． |
has built |
Why ______ we close that chemical factory？
Because it has caused lots of pollution． We need better environment．（ ）
| A． |
must |
B． |
can |
C． |
may |
It's reported that Fuxing high﹣speed train can go as ______ as 350km an hour．
Wow， how amazing!（ ）
| A． |
fastest |
B． |
faster |
C． |
fast |