Choose the sentence A, B, C, or D that is closest in meaning to the original sentence.

The last time Mai travelled to Europe was two years ago.

I tutored some primary school students for a semester.

I tutor some primary school students for a semester.

I have tutored some primary school students for a semester.

I tutoring some primary school students for a semester.

At first, they can’t speak or write a full simple sentence.

At first, they couldn’t speak or write a full simple sentence.

At first, they don’t speak or write a full simple sentence.

At first, they didn’t can speak or write a full simple sentence.

An has started doing yoga since 6 o'clock.

It's 6 hours since An started doing yoga.

An has done yoga since 6 o'clock.

An has done yoga for 6 hours.

When has she written her second novel?

How long has she started writing her second novel?

How long has she written her second novel?

When did she last write her second novel?

The summer course we had last year is very exciting.

Our summer course last year was so excited.

We were excited during last year's summer course.

We had an excited summer course last year.

Although the weather has been not so good recently, we felt yesterday was enjoyable.

Although the weather has been bad recently, we still enjoyed yesterday's camping trip.

We enjoyed the camping trip, plus the weather has been good recently.

Despite the fine weather yesterday, we still enjoyed yesterday's camping trip.