﹣﹣Dad，I'll be in the final singing competition tomorrow．
﹣﹣Be careful not to get a sore throat and your voice．（ ）
A．loseB．raiseC．dropD．break
﹣Hi，Tom．I haven't seen your parents for days．Where are they？
﹣They aren't at home．They_______ America for holiday．（ ）
| A． |
were in |
B． |
have gone to |
| C． |
have been to |
D． |
will go to |
﹣Mom，may I drink the milk on the table？
﹣No，you can't．It smells______．It has gone bad．（ ）
| A． |
good |
B． |
well |
C． |
terribly |
D． |
terrible |
﹣Hurry，Mum!The bus is coming．
﹣Wait a minute，dear．You cross the street until the traffic lights are green．（ ）
| A． |
must |
B． |
need |
C． |
mustn't |
D． |
needn't |
Please be quiet!The students______ an exam．（ ）
| A． |
take |
B． |
are taking |
| C． |
took |
D． |
were taking |
Hi， Lingling! How was your school trip？
We took a tour to Dalian Forest Zoo．（ ）
| A． |
Take care． Bye! |
| B． |
It was great fun! |
| C． |
Have a good trip! |
| D． |
It looks really great． |