I am certain that there are no trains from Hanoi on Saturday.

A. Compost are made from household and garden waste.

B. Compost are made from household but garden waste.

C. Compost is made from household and garden waste.

D. Compost is made from household so garden waste.

A. The new glass is broken up, melted and into made glassware

B. The glass is broken into, melted and made up new glassware.

C. The glass is broken up, made into and melted new glassware.

D. The glass is broken up, melted and made into new glassware.

A. People cleaned and refilled empty milk bottles with milk.

B. People cleaned empty and refilled milk bottles with milk.

C. People cleaned and refilled milk bottles with empty milk.

D. People cleaned and empty milk bottles with refilled milk.

A. Recycling play an important part in our daily life.

B. Recycling play a important part on our daily life.

C. Recycling plays an important part in our daily life.

D. Recycling plays a important part in our daily life.

A. Car tires are recycled to make pipes and floor coverings.

B. They make pipes and floor coverings to recycle car tires.

C. Recycling car tires is difficult.

D. Making pipes and floor covering takes time.

A. My parents promised to buy me a cellphone when I’m 18.

B. My parents promised buy to me a cellphone when I’m 18.

C. My parents promised when to buy me a cellphone I’m 18.

D. My parents promised to buy a cellphone me when I’m 18.