時制問題

I ( ) to the soccer club now.

• am belonging

• belong

• will belong

• have belonged

( ) buy a bus ticket for you? - No, thanks. I have one.

• Will I

• Won't you

• Shall I

• Shall we

Answer explanation

Shall I ~?

「~しましょうか？」

I practice karate. I ( ) it since I was ten years old.

• practice

• am practicing

• practiced

• have been practicing

Answer explanation

since→現在完了形の継続を表す副詞。

practiceは動作動詞→現在完了進行形

The train ( ) by the time I reached the platform.

• has left

• had left

• left

• will leave

Answer explanation

過去の出来事（ホームについたこと）よりも前の出来事（電車がいってしまったこと）を表すので過去完了形

Don't phone me after ten o'clock. ( ) then.

• I'm sleeping

• I will sleep

• I'll be sleeping

• I have been sleeping

Answer explanation

未来のある時点で進行中の動作を表す時は未来進行形。

I will return this book when I ( ) it.

• read

• have read

• will read

• am reading

Answer explanation

「本を読み終わった時」という未来の完了を表しているが、時・条件を表す接続詞の後は未来のことでも現在形なので、現在完了形で表す。

All the club members are ( ) meet at the school gate tomorrow morning.

• going

• will

• will have

• to

Answer explanation

be to ~

「～することになっている」

I ( ) a cold a week ago and I ( ) in bed since then.

• caught, was

• have caught, was

• caught, have been

• have caught, have been

Answer explanation

前半は "a week ago"があるから過去形、

後半は "since"があるから現在完了形

Where is Ann? - She ( ) to the convenience store.

• goes

• has been

• has gone

• had gone

Answer explanation

行ってしまった。

→has gone

（　）内を適切な形にしなさい。

I can't go out because it (rain) hard now.

(a)  

Answer explanation

nowがあるから現在進行形にする。