Write the correct relative pronoun or relative adverb

1.      Rotterdam is the port which is the busiest in Europe.

2.      Yasser Arafat is the person who is the Palestinian leader.

3.      Sunday is the day when most countries respect a day of rest in the week.

4.      A metallurgist is a person who  studies metals.

5.      Napoleon is the man whose wife was called Josephine.

6.      1914 is the year when the First World War started.

7.      This is the book that helped me understand English grammar.

8.      Rum is the strong drink which is associated with the Caribbean.

9.      The witnesses whom I interviewed gave conflicting evidence.

10.  Hiroshima is the place where the first atomic bomb was dropped.

11.  I remain quite , [       ] makes people shocked

(hint) in front of relative pronoun there is [ , ] in above sentence

      12 Between Online and on campus courses, you can choose ------------ works best for you and your schedule

A)     Whichever B)whoever C)whatever D)however

Answer) whichever

 12 -1  divided  the above questions No .12 to two complete sentences

      Example) all relative clauses can be divided two complete sentences

      I like Bruce who lived in Baguio

      I like Bruce + and (conjunction) + Bruce (repeated ) lived in Baguio

A)     Between Online and on campus courses

B)      you can choose anything that works best for you and your schedule

more information)

whoever = anyone who

whomever = anyone whom

whichever = anything that

whatever = anything that

they includes antecedent 

refer to following site for more information

https://dictionary.cambridge.org/grammar/british-grammar/useful-phrases/however-whatever-whichever-whenever-wherever-whoever

13) which one is correct sentence and briefly explain why ?

I released the mouse which we had experimented

I released the mouse which we had experimented with  

Answer) I released the mouse which we had experimented with

It is not relative clause but verb question

A)     I released the mouse

B)     AND we had experimented the mouse (X)

C)     AND we had experimented with the mouse (O)

Checking out “experiment” verb

verb (used without object)

cannot have object directly

always used such as (with + noun)

to experiment with a new procedure.

15.

 Key point)  This is the point beyond which we have never been (prepositions + relative pronoun )

        The above sentence can be divide two sentences

         This is the point   + and (any conjunction is ok ) +

           we have never been the point (X)

           we have never been beyond the point (O) [the point] can omitted and changed [which ]

         and [beyond ] followed  with [ which ]

 This is the point beyond which we have never been

Please fill blank out (preposition + relative pronoun) and divided two complete sentences

That was meeting ________  -_________ you made a presentation

Answer)

 That was meeting  during  which you made a presentation

If you are confused with relative clause , always  divide into 2classes

A)     That was the meeting

B)     you made a presentation during the meeting