Answer:
If there [is] too much garbage, the air will be seriously polluted.
What a pity[,] I have to look at my little brother, so I can't go to the cinema tonight.
Explanation:
Any sentence with if at the beginning is usually present tense.
Commas always go after "What a pity".
I also did not see periods at the end of both sentences.
Answer:
C. What will I do now," asked Erin as Alex packed his suitcase.
Answer:
EXERSICE A
1. at - LV
have - HV
come - AV
2. be - LV
does not - HV
show - AV
3. is - LV
that - HV
shows - AV
4. that - LV
included- HV
explains - AV
5. on - LV
looks - HV
appears - AV
EXCERCISE B
1. quickly arrow to donned
2. Skim arrow to gracefully
3. Soon arrow to roaring
4. gradually arrow to accelerated
5. easily arrow to swung
Http://www.iuniverse.com/expertadvice/20writingtipsfrom12fictionauthors.aspx here are some tips on writing an article
