tips for writing

I cannot live without my mobile phone. Mary cannot live without her computer.

(rephrase it to compound sentence)

I cannot live ....

• I cannot live without my mobile phone, but Mary cannot live without her computer.

• I cannot live without my mobile phone but Mary cannot live without her computer.

You are the only friend. You taught me right from wrong.

(rephrase it to complex sentence)

You are the only....

• You are the only friend who taught me right from wrong.

• You are the only friend,taught me right from wrong.

Jane was happy. Because Joe arrived at the party.

(It's a Sentence Fragment sentence, rephrase it to right sentence)

Jane was happy........

• Jane was happy,because Joe arrived at the party.

• Jane was happy because Joe arrived at the party.

Beware of an overly attractive offer it may just be a bait to catch you.

It's a run-on sentence. Which sentence is NOT correct ?

Beware of an overly.........................

• Beware of an overly attractive offer, it may just be a bait to catch you.

• Beware of an overly attractive offer; it may just be a bait to catch you.

• Beware of an overly attractive offer because it may just be a bait to catch you.

• Beware of an overly attractive offer but it may just be a bait to catch you.

Then I attended Morris Junior High. A junior high that was a bad experience.

It's a sentence fragment.Which sentence is NOT correct ?

Then I attended.......................

• Then I attended Morris Junior High, it was a bad experience.

• Then I attended Morris Junior High which was a bad experience.

• Then I attended Morris Junior High with was a bad experience.

Hot summer weather is nice, high temperatures are dangerous for certain people. It's a comma splice sentence.Which sentence is NOT correct ?

Hot summer.....................

• Hot summer weather is nice; high temperatures are dangerous for certain people.

• Hot summer weather is nice. yet high temperatures are dangerous for certain people.

• Hot summer weather is nice, but high temperatures are dangerous for certain people.

• Hot summer weather is nice, yet high temperatures are dangerous for certain people.