___ how confident you are, it is almost impossile not to be a little nervous before an important exam

A. No matter

B. Even though

C. not only

D. Whereas

Insects and diseases, ___ not so obvious as fire, destroy far more trees each year than are lost to fire and other natural disasters

A. whether

B. however

C. though

A. unlike

Some authors hope to enlighten or instruct their readers, ____ others only want to entertain.

A. in spite of

B. even

C. thus

D. whereas

Rheumatic fever can be a crippling disease; ______, the name is misleading. There is normally no, or little, fever experienced by sufferers.

A. however

B. because

C. unless

D. otherwise

Disappointingly, Jeffs novel did not become a best-seller as he had hoped; ____, it was rejected by every publisher he sent it to

A. in contrast to

B. on the contrary

C. as a consequence

D. regardless of

The name "Kizilirmak" emphasizes the colour of this river, ____ the earlier name "Halys" stresses its saltiness

A. moreover

B. therefore

C. whereby

D. whereas

No one will be allowed to leave the room ___ the exam is in progress

A. such as

B. as though

C. during

D. while

____ he was feeling very tired, he agreed to walk with me as far as the next village

A. Since

B. As if

C. Until

D. Even

It is thought to be basically a Hittite settlement _____ there are some traces of earlier civilisations

A. even though

B. event so

C. in case

D. in spite of

The suspect denies having broken into the house, _____ there is considerably convincing evidence to prove him guilty

A. and

B. yet

C. so

D. for