Sentence Improvement

The passengers are waiting for the bus outside the bus-stand at the main gate for long.

Select the grammatically correct sentence:
1. As the train which was my usual was missing I had to travel.
2. Having missed the train which I usually catch and had to travel.
3. I missed the train which I usually catch and had to travel by the next.
4. I missed not only the train which I usually catch but had to travel on the next.

Select the grammatically correct sentence:
1. This was the ideal book available in the market.
2. This was most ideal book available in the market.
3. This was a most ideal book available in the market.
4. This was the most ideal book available in the market.

Identify the incorrect sentence or sentences:
a. Its hazardous to use a handheld cell phone while driving.
b. So many people turn to hands-free models.
c. But they are also dangerous ,says researchers,
d. Distractions, it was shown,weakens concentration.

Identify the incorrect sentence or sentences:
a. The most tangible cost of modernization is environment.
b. From the summit of Yu Shan to the coastal crags of Lunfung the landscape looks like one big fouled nest.
c. 'Taiwan is filthy rich', as a Taiwanese friend put it.
d. 'And you've got to spend some of it on environment".

Since you swear to serve me faithfully and constantly, I will employ you.

Identify the incorrect sentence or sentences:
a. It was an anthropologists dream.
b. A tribe of Stone Age people were discovered in the jungle.
c. The news excited scientists and journalists.
d. The cave men became media darlings.

Select the grammatically correct sentence:
1. It is high time he will start earning.
2. It is high time he started earning.
3. It is high time he starts earning.
4. It is high time he has started earning.

Select the grammatically correct sentence:
1. By June next year Ajax will be twenty years working in the office.
2. Till June next year Ajax will work in the office for twenty years.
3. Till June next year Ajax will be working in the office for twenty years.
4. By June next year Ajax will have been working in the office for twenty years.

He insisted on his orders being carried out with the letter.