We are glad at the news ____________he told us.

A. where
B. who
C. when
D. that

The question is __________we will have our sports meet next week.

A. what
B. if
C. who
D. whether

The reason why he failed is ___________ he was too careless.

A. because
B. that
C. for
D. because of

What I want to know is ____________he likes the gift given by us.

A. that
B. if
C. whether
D. which

The reason is __________ I missed the bus.

A. that
B. when
C. why
D. what

By the 1960s and 1970s fast foods became mone of American's strongest exports _________________________________(随着麦当劳、汉堡王扩展到欧洲和世界其他地区）.

_____________________________________________(快餐业的重要开拓者之一）was a man named Carl Karcher.

_______________________(人们觉得）really cool to go to a drive-in restaurant for a burger or hot dog.

Imagine____________No Carhops__________No Waitressess__________No Dishwashers___________No Bus Boys__________________________________________.(麦当劳模式是全自助的）

Evert Carl Karcher, the man who began with one hot dog cart, _________________________________________________.(也以“卡乐星”为名开了自己的快餐连锁店）