He did not go to school yesterday ___________the heavy rain.

A. because B. because of

C. for that D. why

The _______ boy made the police and his family _______.

A. gone; puzzled B. missing; puzzled

C. missing; puzzling D. lost; puzzling

Mr Ma is the person _____ we learned how to write with brushes.

A. whom B. from who

C. from whom D. from which

My mother suggested that she _____ me to the hospital, where I received good medical treatment.

A. sent B. sended C. send D. to send

There is no hard evidence ____ aliens took Justin that night.

A. that B. what C. which D. how

When ____ about the possibility that Justin was taken away by aliens, Detective San Peterson, who has taken charge of the case, didn’t say much.

A. asking B. asked C. to ask D. ask

The workers ______ a new restaurant. It is said that the construction work will be finished next month.

A. have built B. have been building

C. built D. had built

As Mary ______ a poem, her little sister ______ asleep.

A. was reading, has fallen B. was reading, was falling

C. was reading, fell D. read, was falling

The students went into the classroom,________.

A. talking and laughing B. talk and laugh

C. talked and laughed D. to talk and laugh

Great changes ___________in my hometown in the past 30 years.

A. took place B. have taken place

C. would take place D. take place