The schools themselves admit that not all children will be successful in the jobs ______ they are being trained.
| A．in that | B．for that | C．in which | D．for which |
In time of serious accidents，____we know some basic things about first aid，we can save lives.
A whether B. until C. if D unless
He tried his best to solve the problem，_____difficult it was.
A however B. no matter C. whatever D. although
Parents should take seriously their children's requests for sunglasses ____eye protection is necessary in sunny weather.
A because B. though C. unless D. if
Roses need special care ____they can live through winter.
A because B. so that C. even if D. as
— Mrs Green is angry with Mary. It seems ______ she is going to call her mother.
— Right, let’s persuade Mary to give up now.
A as if B as long as C even if D in order that