suddenly放在句首後面用什麼時態

suddenly放在句首後面用一般過去時。

Suddenly I remembered that my friend's birthday is today.

我突然想起來我朋友今天過生日。

Suddenly the signal cut out and I couldn't finish the phone call.

突然信號切斷了，我沒法繼續通話。

Suddenly the car accelerated.

突然車加速了。

Suddenly the screen went blank.

屏幕突然變成一片空白。